Question

2. 8 participants completed a race. The time in seconds) taken by them is
given below:
23, 24, 22, 25, 20, 28, 27, 26
a. What is the least time taken by the participant?
b. What is the range?
c. What is the mean?
d. How many participants took more than 23 seconds to complete the race?
below​

Answer 1

20 seconds is the least time taken by the participants

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range = maximum value - minimum value

range = 28-20

range = 8

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mean = sum of observations / no.of observations

mean =( 20+22+23+24+25+26+27+28)/8

mean = 24.475

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5 students took more then 23 seconds to complete the race

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i hope you understand

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keep smiling always