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