gs gs119 Data Exploration and Analysis - Basic Statistical Descriptions of Data - Quiz No.3
gs gs119 Data Science Quiz
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Question 1: In the quartiles plotted below, Q1 is also known as _____
10th percentile
15th percentile
25th percentile
50th percentile
Question 2: Which of the following are the components of five-number summary in the case of skewed data?
Minimum, Q1, Median, Q3, Maximum
Minimum, Q1, Mode, Q3, Maximum
Minimum, Q1, Mode, Q3, Maximum
Minimum, Q1, Mode, Q2, Maximum
Question 4: The lines outside the box, extending to the highest and lowest values in a box plot are called as _____
Medians
Quartiles
Quintiles
Whiskers
Question 5: The box plot can be computed in time complexity _____
O (nlogn)
O (n2)
O (n3)
O (n)
Question 6: Which of the following is a correct interpretation of a low standard deviation value for a data distribution?
Data is spread over a large range of values
Data points are close to the mean
Data points are close to the mode
Data points are close to the 25th percentile
Question 7: Which of the following is true about the data values 4, 7, 3, 9, 11, 17?
The variance and standard deviation are 20.13 and 10.32 respectively
The variance and standard deviation are 21.91 and 4.68 respectively
The variance and standard deviation are 17.54 and 2.74 respectively
The variance and standard deviation are 25.76 and 4.99 respectively
Question 9: A quantile plot is used for the description of _____
Bivariate data distribution
Univariate data distribution
Multivariate data distribution
Joint probability distribution
Question 10: Which of the following is not the preferred attribute type for quantile plots?
Nominal
Ordinal
Interval-scaled
Ratio-scaled
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