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