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