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