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