Question

A research company found that 11% of the people that they called agreed to participate in a survey.
If the company called 196 people, about how many would be expected to participate in the survey?
50
40
20
10

Answer 1

Given : A research company found that 11% of the people that they called agreed to participate in a survey.

 company called 196 people,  

To Find : about how many would be expected to participate in the survey?

50

40

20

10

Solution:

 company called 196 people,  

11% of the people that they called agreed to participate in a survey.

= (11/100) * 196

= 11 * 196 /100

= 2156/100

= 21.56

20 is closest

Hence 20 people expected to participate in the survey

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