Question

If the correlation between self-efficacy and income is .64 then you know that

people with higher self-efficacy tend to make more money

people who make a lot of money do so because they have high self-efficacy

people with lower self-efficacy tend to make more money

people with higher self-efficacy tend to make less money

If you go to a local park on a Sunday afternoon and survey a random sample of the people who come by, which of the following best describes the population that your sample represents?

people who go to parks

people in that neighborhood with children who take their kids to the park

people who live in that neighborhood and like to go to parks

people who go to parks on Sunday afternoons in that neighborhood

For the following frequency distribution, what is the relative frequency of seniors?

Class	Frequency
Freshmen	5
Sophomore	6
Junior	7
Senior	3
Graduate	2
Non-degree	2

		.18
		.24
		.12
		.20

Answer 1

If the correlation between self-efficacy and income is .64 then you know that:

Ans)people with higher self-efficacy tend to make more money

If you go to a local park on a Sunday afternoon and survey a random sample of the people who come by, which of the following best describes the population that your sample represents?

Ans)people who go to parks on Sunday afternoons in that neighborhood

For the following frequency distribution, what is the relative frequency of seniors?

=3/(5+6+7+3+2+2)=3/25=0.12