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Central Tendency & Dispersion Quiz

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Central Tendency & Dispersion Quiz

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About this activity

Test your stats basics on averages and spread.

Created by

Mahasampath Gowri
Mahasampath Gowri
India

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Central Tendency & Dispersion Quiz
 

Central Tendency & Dispersion QuizOnline version

Test your stats basics on averages and spread.

by Mahasampath Gowri
1

Which measure is most affected by outliers: mean, median, or mode?

2

What is the formula for the mean of a data set?

3

Which statistic represents the middle value in an ordered dataset?

4

If a dataset has values 2, 4, 4, 4, 9, which is the mode?

5

Which term describes the spread of data measured by the difference between max and min?

6

What does the standard deviation measure?

7

Which statistic is least affected by outliers?

8

What is the interquartile range (IQR)?

9

What is square of standard deviation?

10

Coefficient of variation compares variability relative to what?

11

The frequently occurring value in a data is

12

Arrangement of values in a serial order is to determine:

13

What is the mode in statistics

14

Standard deviation is a measure of

15

The mean of standard normal distribution is

16

The mean(SD) of Hb level is 13(2). What is the Z score for a person with Hb level of 15 units?

17

95% of confidence limit exists between:

18

shape of the normal distribution depends on

19

Z is a measure of

20

25 persons are studied and the mean(SD) of height reported as 150(5). The standard error is

 
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