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India
Class IX

How the shape affects choice of centre and spread

Interactive practice questions

Which measure of centre would be best for the following data set?

$8,10,14,18,19,91$8,10,14,18,19,91

Mean

A

Median

B

Mode

C
Easy
< 1min

Which measure of center would best represent this data set?

Easy
< 1min

Sophia has been growing pumpkins. The weight of the pumpkins (in kilograms) are $15,6,5,2,4,4,5$15,6,5,2,4,4,5.

Easy
2min

A timed quiz consists of $6$6 puzzles. The data below shows the times (in seconds) that it took Sophia to complete each question on her first and second attempts of the quiz:

Times in first attempt: $11,15,17,20,23,34$11,15,17,20,23,34

Times in second attempt: $20,20,20,19,21,20$20,20,20,19,21,20

Easy
2min
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Outcomes

9.SP.S.2

Mean, median, mode of ungrouped data.

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