Question

The number of hours that college students sleep on a week night is approximated by a normal curve with a mean of 7 hours and a standard deviation of 1.7 hours. Answer the question below using a z table:

About what proportion of students sleep less than 5 hours on a week night? (round to whole number)

Question 9 options:

About 12%


About 32%


About 24%


About 16%

Answer 1

I think the answer is B. About 32%

Answer 2

thnks man

Answer 3

sure

Answer 4

i have another question

Answer 5

if its ok

Answer 6

Which data is qualitative?

Question 10 options:

Height


Income


Employment status


Age

Answer 7

Hi I think your answer is B. income