subject
Mathematics, 01.12.2021 18:30 rosenthaljaneiah2010

HELP 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 13:30
The equation y=mx+b is the slope-intercept form of the equation of a line. what is the equation solved for b? y-m=b y-mx=b y/mx=b y/m-x=b
Answers: 2
question
Mathematics, 21.06.2019 18:00
Which shows the correct lengths of side c in both scales? scale 1: 45 m; scale 2: 60 m scale 1: 60 m; scale 2: 45 m scale 1: 36 m; scale 2: 27 m scale 1: 27 m; scale 2: 36 m mark this and return save and exit
Answers: 3
question
Mathematics, 22.06.2019 00:00
Plz hurry finals a paper cup in the shape of an inverted cone is 8 inches tall and has a radius of 1.5 inches. how much water can the cup hold? use 3.14 for pi. round the answer to the nearest tenth. a) 12.6 cubic in. b) 18.8 cubic in. c) 37.7 cubic in. d) 56.5 cubic in.
Answers: 2
question
Mathematics, 22.06.2019 00:00
28 x 12 + 34 = ? it's for a test that if i fail on i will not proceed into the honor roll society i always dreamed of!me! worth 50 !
Answers: 1
You know the right answer?
HELP PLS!! A study conducted by the Center for Disease Control that asked 15,000 students about thei...
Questions
question
Chemistry, 07.02.2021 05:10
question
Mathematics, 07.02.2021 05:10
Questions on the website: 13722359