A random sample about people's favorite primary color yielded the following results.
Color Number
blue 9
yellow 2
red 4
If there are 90 people in the population, how many would you expect to prefer yellow?
12
24
30
36
Answers
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1
The answer is 12.
As 2 prefer yellow from 15 people then the probability of choosing yellow is 2/15
now total no. of people are 90
therefore no. of people choosing yellow colour is = 2/15×90=12.
As 2 prefer yellow from 15 people then the probability of choosing yellow is 2/15
now total no. of people are 90
therefore no. of people choosing yellow colour is = 2/15×90=12.
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