Numerical data MCQs

Numerical data MCQs

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1: Find the missing number 1:2 = 3: ____

A.   6

B.   5

C.   10

D.   2

2: What is numerical data?

A.   Data that can be categorized into different groups or categories

B.   Data that consists of words or text

C.   Data that is measured or expressed in numbers

D.   Data that is collected through qualitative research methods

3: What is the mean of a set of numerical data?

A.   The middle value of the data set

B.   The most frequently occurring value in the data set

C.   The sum of all the values divided by the number of values

D.   The difference between the highest and lowest values in the data set

4: Which measure of central tendency is influenced by extreme values in a data set?

A.   Median

B.   Mode

C.   Mean

D.   Range

5: What is the range of a data set?

A.   The difference between the largest and smallest values in the data set

B.   The average of all the values in the data set

C.   The most frequently occurring value in the data set

D.   The middle value of the data set

6: What is the mode of a data set?

A.   The middle value of the data set

B.   The most frequently occurring value in the data set

C.   The sum of all the values divided by the number of values

D.   The difference between the highest and lowest values in the data set

7: What is the median of a data set?

A.   The middle value of the data set when the values are arranged in ascending order

B.   The most frequently occurring value in the data set

C.   The sum of all the values divided by the number of values

D.   The difference between the highest and lowest values in the data set

8: What is the standard deviation of a data set?

A.   The difference between the largest and smallest values in the data set

B.   The measure of how spread out the values are from the mean

C.   The most frequently occurring value in the data set

D.   The middle value of the data set

9: What is the interquartile range?

A.   The range of values between the first and third quartiles in a data set

B.   The average of all the values in the data set

C.   The most frequently occurring value in the data set

D.   The middle value of the data set

10: What is correlation in numerical data analysis?

A.   The measure of how closely two variables are related to each other

B.   The difference between the largest and smallest values in the data set

C.   The most frequently occurring value in the data set

D.   The middle value of the data set

11: What is regression analysis?

A.   A statistical method to determine causality between variables

B.   A technique to estimate missing values in a data set

C.   A method to predict or model the relationship between variables based on observed data

D.   The process of organizing and summarizing numerical data