subject
Mathematics, 02.12.2021 18:30 skyhighozzie

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

ansver
Answers: 3

Another question on Mathematics

question
Mathematics, 21.06.2019 14:00
Ataxi cab charges $1.75 for the flat fee and $0.25 for each time. write an in equality to determine how many miles eddie can travel if he has $15 to spend.
Answers: 1
question
Mathematics, 21.06.2019 14:30
Which interval for the graphed function contains the local maximum? [–3, –2] [–2, 0] [0, 2] [2, 4]
Answers: 2
question
Mathematics, 21.06.2019 17:20
Acredit card advertises an annual interest rate of 23%. what is the equivalent monthly interest rate?
Answers: 1
question
Mathematics, 22.06.2019 02:00
Aculinary club earns $1360 from a dinner service. they sold 45 adult meals and 80 student meals. an adult meal costs twice as much as a student meal. what is the cost of an adult meal?
Answers: 2
You know the right answer?
HELP ME PLS!! A study conducted by the Center for Disease Control that asked 15,000 students about t...
Questions
question
Mathematics, 29.09.2019 21:30
question
Computers and Technology, 29.09.2019 21:30
question
Spanish, 29.09.2019 21:30