Mathematics, 16.02.2021 02:20 ahrozycki

Suppose that 20% of students at high school A and 18% of students at high school B participate on a school athletic team. Independent random samples of 30 students from each school are selected and asked if they participate on a school athletic team. Let ˆ p A represent the sample proportion of students at school A who participate on a school athletic team and ˆ p B represent the sample proportion of students at school B who participate on a school athletic team. What is the value of n A p A ?

What is the value of n A ( 1 − p A ) ?

What is the value of n B p B ?

What is the value of n B ( 1 − p B ) ?

Is the shape of the sampling distribution approximately Normal?

, these values all at least 10.

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