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