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The process of inspecting, cleansing, and modelling data with the goal of discovering useful information, informing conclusions, and supporting decision-making.
What is the focus of data science?
What is the correct meaning of ADT?
An example of an abstract computer.
A network purpoting to describe family memberships.
The difference between the highest and lowest value.
The classification table that XL Stat can display.
The developer of farmville, a famous game in the internet.
___________ uses artifacts to present data visually.
A network purpoting to describe family memberships.
An array is a good example of _________data structure.
PAW means____________.
What programming language doe Orange use?
Who said that "The future is not google-able " ?
ROC means
It refers to the degree of relationship between two variables?
If R={ (3,3), (3,6), (5,5),(5,10),(6.12) is a cartesian product of sets X and Y and x= {3,5,6} then Y=?
The following are abstract notions EXCEPT
A matrix that has the same number of rows and columns is called
The quantification of data into information.
Which of the following statements is TRUE?
Earlier name for data science.
A bell-shaped distribution that is symmetric about a vertical line?
He pointed out that until 2003 ,all of mankind had generated just 5 exabytes of data
It relates the length of an algorithm’s input to the number of steps it takes.
It expands available data enormously since there is so much more text being generated than numbers.
In 2,4,4,4,5,5,6,8,9 the range is
What conditions must be satisfied in the development of a probability function for a discrete random variable? a. must be nonnegative b.sum of the probabilities for each value must be equal to 1. c. may assume any value d.assumes specific values
The value of X in the regression equation Y= 1.24 X + 6.9 if Y=13.1 is
It is a process of finding the computational complexity of algorithms.
Data is NOT information unless we add_________.
What is the size of the product of a 5x 6 and a 6x 8 matrices?
It is often used as model of of the number arrivals at a facility in a given period of time.
Which of the following pertains to predictive data mining technique?
What is the shape of a normal probability distribution?
Which is not a measure of central tendency?
The intersection of the two sets A={ 2,3} B={4,5} is a
It does NOT require the assumption that the parameters are normally distributed.
What is KR?
If there are 101 scores the median is equal to the _____ranked score.
The integral of all the values of a random variable in a probability density function is equal to______.
Which is NOT a basic representation technology?
it is a perfect software for machine learning.
The product of a 2x5 and 5x3 matrices is a ______matrix
Which of the following is the transpose of B?
He is someone who asks interesting questions on formal and informal theory.
A data having the same number of occurrence in scores is said to be
What type of text are processed in Text analytics?
It views the world in terms of attribute -object value triples
Any way to get new expressions from old ones.
The normal distribution with a mean of 0 and standard deviation of 1.
The following are elements in an analytic plan EXCEPT
What is the process of deriving useful information from text?
KR is a set of __________commitments.
The number that occurs most frequently is called________.
Which is an example of a discrete random variable?
If the standard deviation of a distribution is 3, the variance is
What range of values lie between 3 standard deviations above and below the mean if the mean is 80 and the standard deviation is 3?
The classification table that XLSTAT can display
Which of the matrices is singular?
Which function provides the value of a function at any particular value of x but does NOT directly give the probability of the random variable?
Positive correlation means that_______________.
Which is a concatenation of α =babaa β =a^6b^8a which is α β ?
KR means __________________________.
Which of the following does not use discrete distribution ?
The symbol used to indicate strings with no elements.
Null strings are indicated by
It expands available data enormously.
Exabyte means ________bytes
The method used to iteratively find a solution to a multinomial legit model.
Which of the following belong to the GLM?
What is the value when it is 2 standard deviations above the mean in a normal probability distribution?
The following are continuous distributions EXCEPT
The person who said that “ The future is not google-able”.
What range of values 3 SD below and above the mean in a normal distribution if the mean is 10 and standard deviation is 2?
The score NOT easily affected by extreme values.
It relates the length of an algorithm to the number of storage location it uses.
KR as a _________is a substitute for the thing itself.
It has the goal of discovering useful information to support decision making.
The normal distribution with a mean of 0 and standard deviation of 1.
_______________ is a data structure that every component has a unique processor and succesor.
It sees the medical world as made of empirical associations connecting symptoms to diseases.
The following are the 3V's of big data EXCEPT
It involves a commitment in viewing the world in terms of individual entities and relations between them.
A perfect positive correlation coefficient is equal to
If R= { (3,3), (3,6), (5,5),(5,10),(6.12)} is a binary relation in R which the domain is
The following are artifacts used in data analysis EXCEPT:
The equation of the _______line predicts the value of Y given X.
It is a theoretical classification that estimates and anticipates the increase in running time (or run-
The following are discrete distributions EXCEPT
3A + B =
The process of inspecting,cleansing,transforming and modelling data with the goal of discovering useful information.
The most common functions used to link probability to the explanatory variables are the LOGIT model and ________model.
The term "analysis of algorithms" was coined by
Which is usually denoted as n in algorithms?
Which of the following is used as a method for Correlation?
The sets A= { x/x is a distinct letter in the word "MATHEMATICS"} and B={x/x is a distinct letter in the word "STATISTICS"} , the two sets are
A negative correlation exists when___________.
It extracts meaningful numerical indices from information and make it available to statistical and machine learning.
The following are softwares used in data mining EXCEPT
Classification table is also called ________
It corresponds to the case where the dependent variable has more than 2 categories.
What is a great example of data product?
Addition and subtraction of matrices only is possible if two are more matrices.
The standard deviation for the data in 2,4,4,4,5,5,6,8,9
Which is NOT a basic representation technologies?
It refers to well based theories and sound business judgement.
How many bytes of data are generated every two days in today's world?
The creation of a data product contains 3 components EXCEPT
What is the earlier name for data science?
Which is primarily written in C and in Fortran?
Two of the most widely used discrete probability distribution.
The proportion of a well defined positive event is called _________________.
AUC means___________.
It is a free software programming language.
The proportion of well defined negative events is called ________________.
Which is NOT a correct correlation Coefficient?
It is a theoretical classification that estimates and anticipates the increase increase in running time for algorithms.
LR means ________________________.
If in a distribution all scores are distinct then_____________.
A vegetable distributor knows that during the month of August ,the weights of tomatoes are normally distributed with a mean of 0.61 lb and a standard deviation of 0.15 lb. What percent of the tomatoes weigh less than 0.71 lb?
It transforms data into actionable intelligence for business purposes.
A survey of 100 consumers said that the price charged for a kilo of rice could be approximated by a normal distribution with a mean of 35 and a standard deviation of 4.How many are less than 39?
Displays the performance of a model and enables a comparison to be made with other models.
Which of the following is a predictive data mining technique?
The following are large inputs EXCEPT
Refers to using tools of statistics to present data visually.
The following are distinct roles that KR plays EXCEPT
It is used to enable an entity to determine consequences by thinking rather than acting.
Primarily used for data pre-processing.
The following processes are used in data analysis EXCEPT:
IOT means
Which is NOT a KR technology?
The function describing the performance of an algorithm is usually an upper bound determined from ______inputs.
What is the value of the standard deviation in a standard normal distribution?
What is a data structure that has a fixed size?
Example of a data product.
What does ROC mean?
The most widely used continuous probability distribution.
An algorithm is said to be efficient when its function values are
If there are 103 scores the median is equal to the _____ranked score.
It sees a set of prototypes in particular to be matched to cases at hand
In the equation of the regression line represented by Y= 1.24 X + 6.9 if X=2 then Y =?
Algorithm analysis is an important part of a broader_____________.
The expected value or mean of a random variable in discrete case.
It involves a commitment in viewing the world in terms of individual entities and relations.
The score NOT easily affected by extreme values.
A bell shaped curve that is symmetric about a vertical line.
What is the size of the product of a 5x 6 and a 6x 8 matrices?
The area of the standard normal curve to the right of z=0.82 is _______.
It views the world in thinking of prototypical objects.
GLM means_____________.
The constant multiplicative factor in which algorithms are related are_______ constants.
There are how many data mining techniques?
It includes identifying groups of data records
The explosion of _______data is the main reason why every 2 days 5 exabytes of data are generated.
The following provided inspirations of what constitutes intelligent reasoning EXCEPT
What is the value of the mean and standard deviation in a normal probability density function?
It enables the performance of a model and enables a comparison to be made with other models.
Empirical rule for a normal distribution that is 3 standard deviations above and below the mean covers ______% of the data.
A frequently used method as it enables binary variables, sum polytomous variable to be modelled.
Which belong to the GLM family?
It is a method for discovering patterns in large data sets.
It partitions a ranked data into four equal groups.
The score easily affected by extreme values is the _________.
Data involving two variables are called _________data.
Which of the following is a set equal to the distinct letters of the word "MISSISSIPI"?
On an examination given to 1000 students, Jef’s score of 80 was higher than the score of 480 students who took the exam. What is the percentile for Jef’s score?
It is used in organization’s strategic and tactical business decision making.
Empirical rule for a normal distribution that is 2 standard deviations above and below the mean is ________% of data.
A score of 50 lies 2 standard deviations above a mean of 30.What is the value of the standard deviation?
The creation of data from varied sources and its qualification into information.
Time needed to execute an algorithm is a function of its________.
A graph that is used to indicate frequency distribution.
A model that corresponds to the case where the dependent variable has more than two categories.
It views the world in terms of attributes object value triples.
The method that does NOT require t he assumption that the parameters are normally distributed.
Which is NOT a component of KR?
Which of the following data mining techniques is predictive?
A distribution where large distribution are displayed.
Another term for text analytics.
Which pair belongs to the same family of models called GLM ? i) logistic ii) linear regression iii.) multinomial regression iv)probability
It is a process that goes on internally while most things it wishes about exists only externally.
It is used for prototyping in Rapid miner.
Which of the following is NOT a goal in data mining?
The _______value is the weighted average of the value the random variable may assume.
ROC comes from ______theory.
Data involving two variables.
It is a powerful tool that shows the network of data.
It refers to a data structure that grows and shrinks at execution time.
Which is Not an interaction data?
_____________ is rated as the number one business analytics software.
Which of the following is TRUE when a distribution is normal?
A vegetable distributor knows that during the month of August ,the weights of tomatoes are normally distributed with a mean of 0.61 lb and a standard deviation of 0.15 lb. How many can be expected to weigh between 0.31 to 0.91 in a shipment of 4500 tomatoes.
It is a language that we say things about the world.
Which of the following does NOT use continuous distribution?
A positive z-score means that the score is
3A + B
What does GLM means?
The following are data mining techniques EXCEPT:
A new phenomenon for the explosion of _________data
Which of the following type of text is processed in text analytics?
The goal is to transform raw data into understandable business information.
It is popular among financial data analysts.
What technique can be used to measure an algorithm's running time?
It is a collection of machine learning algorithms for data mining task.
The major outcome of correlation.
The two sets If A={ 2,3} B={4,5} are said to be
If the standard deviation of a distribution is 3.5, the variance is
Which is NOT a value of r ?
It makes complex data more understandable and usable.
The following provided inspirations of what constitute intelligent reasoning EXCEPT
To estimate the parameters of the model ,the ________function is maximized.
The middle-most value in a ranked list of numbers.
It is a numerical function of the outcome of a statistical experiment.
The distribution 2,4,4,4,5,5,6,8,9 is said to be
Which of the following is NOT a data mining tool?
The proportion of a well-defined classified positive events.
Matrix B is
In α =babaa β =a^6b^5bb, what is the length of the concatenation of the two strings?
It allows you to see which value of the explanatory variable corresponds a given probability success.
It assigns a cost to every machine operation.
Another term for an empty set.
Empirical rule for a normal distribution lie ______% of data with 1 standard deviation below and above the mean.
Running time for algorithms is usually measured in
What programming language is used in Rapid miner?
The creation of data from varied sources and its quantification into information.
Matrix B is
It sees a set of prototypes in particular prototypical diseases to be matched against the case at hand.
What is the value of the mean in a normal probability density function?
What is the value of the mean if a score of 110 is 3 standard deviation above the mean?
What is an organized collection of information and set of information used to manage that operation?
Which of the following is a continuous distribution?
What increases data volume?
He said that “ In mathematics the art of proposing a question must be held of higher value than solving it”.
If A={ 2,3} B={4,5},which of the following is a Cartesian product of the two sets?
SBC means_________
What is the mean for a standard normal distribution?
Which of the following is a discrete distribution?
What is value of quartile 3 in 2,4,4,4,5,5,6,8,9 ?
A special type of function where the domain is a set of consecutive integers.
The most commonly used continuous probability distribution.
ML means:
A positive z-score means that the score is
The method of correlation used for ranked score is ________.
It includes identifying groups of data records.
On an examination given to 1000 students, Jef’s score of 80 was higher than the score of 480 students who took the exam. What is the percentile for Jef’s score?
It shows a high correlation between the incidence of flu and searches about flu on google.
The range in R={ (3,3), (3,6), (5,5),(5,10),(6.12)} is a binary relation in R is
“ All models are wrong but some are useful “
These are the data skills that a good data scientist need to cultivate EXCEPT
It is a numerical description of the outcome of a statistical experiment.
It list the percent of data in a distribution.
He coined the term "data scientist"
Which pair belongs to the same family of models called GLM? i) logistic ii) linear regression iii.) multinomial regression iv)probability
The most common function used to link probability to explanatory variables.
It is a module in rapid miner that considers the workflow.
Lists the percent of data in each distribution.
It is a variety of formal calculation typically deduction.
The method that does not require the assumption that parameters are normally distributed.
A score of 3 in 2,4,4,4,5,5,6,8,9 is
The most frequent score.
According to Hilary Mason which is NOT a skill that a good data scientist must cultivate.
_____________ includes identifying groups of data record.
Which is NOT a characteristic feature of data structure?
Which of the following is NOT a method used in data analysis?
It is often used as a model of the number of arrivals at a facility in a given period of time.
All representations are ________.
Which of the following algorithms is the fastest?
If A= { x/x is a distinct letter in the word "MATHEMATICS"} AND B={x/x is a distinct letter in the word "STATISTICS"} then their intersection is
What percent of data will lie within 2 standard deviation of the mean?
He coined the term “analysis of algorithms”.
It provides the height or the value of the function at any particular value of x
A distribution with 4 modes is said to be a _________distribution.
It offers a way to examine trends from collected data and derive insights from it.
He proposed the use of a penalized likehood function.
A survey of 100 consumers said that the price charged for a kilo of rice could be approximated by a normal distribution with a mean of 35 and a standard deviation of 4.How many of them lie between 27 and 43?
The proportion of a well-classified negative event.
Another term for variability.
Which of the following is TRUE?
It refers to a frequently used method as it enables binary or polytomous variables to be modelled.
As of 2014,there are _______million of tweets a day.
It is used to discover patterns in large data sets
It is a variety of formal calculation typically deduction.
Which of the following is NOT a module in rapid Miner?
What is the value of the mean if a score of 110 is 3 standard deviation above the mean?
A bell-shaped distribution that is symmetric about a vertical line.
Which is NOT a measure of variability?
It is a perfect software which is written in Python computing language.
Which of the following is TRUE?
Algorithms are independent of its
A vegetable distributor knows that during the month of August ,the weights of tomatoes are normally distributed with a mean of 0.61 lb and a standard deviation of 0.15 lb. How many can be expected to weigh more than 0.31 lb in a shipment of 6000 tomatoes.
A graph used to indicate intervals in a frequency distribution is refereed to as a______________.
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