Question

There are 625 students in Weaver Junior High School. Jimmy surveyed 30 students in his English class regarding their favorite subject. Twenty-four of the students responded that they liked history best. If his class is representative sample of the entire school, how many students in the school could Jimmy predict would choose history as their favorite subject?

Answer 1

24 of the 30 students surveyed liked history.

24/30 = 0.8 = 80% of the students surveyed liked history.

Multiply total students by 80%

625 x 0.8 = 500

500 of the total students like history.

Answer 2

The number of students in the school could Jimmy predict would choose history as their favorite subject is 500.

Calculation of the number of students:

Since

There are 625 students in Weaver Junior High School. Jimmy surveyed 30 students in his English class regarding their favorite subject. Twenty-four of the students responded that they liked history best.

So here the probability be like

$24 \div 30$ = 80%

So,

= 80% of 625

= 500

hence, The number of students in the school could Jimmy predict would choose history as their favorite subject is 500.

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