HELP PLS!! A study conducted by the Center for Disease Control that asked 15,000 students about their sleep habits showed that a

Question

3 years ago

6

HELP PLS!! A study conducted by the Center for Disease Control that asked 15,000 students about their sleep habits showed that a

bout 73% of high school students did not get the required 8 hours of sleep per night. Let p be the proportion of high school students who do not get 8 hours of sleep daily.
1.What is the mean of the sampling distribution of p?

2. Find the standard deviation of the sampling distribution of p. Round to 4 decimal places. ( decimal form pls obvi )

3. Find the probability of selecting a sample of 15,000 students in which between 70% and 75% of the students did not get 8 hours of sleep every day.

Mathematics

1 answer:

nexus9112 [7] · Answer 1 · 2022-08-26T18:41:10+03:00

nexus9112 [7]3 years ago

8 0

Answer:

Step-by-step explanation:

so if you have 15k and 73% and 8 hours what you need to do is do the math and do 15x8 what did you get so you have to go to the 73% what was you answer to 15x8 add that to 73 and you can do 45 in to 100