Mathematics, 25.04.2020 03:12 grace9874
A friend tells you that she has conducted a survey to find the proportion of people in her university that utilize the campus internet cafe at least once a day. She has collected a sample and calculated a sample proportion of p = 0.68. She uses this value to calculate a confidence interval for the population proportion. Your friend says that she is not going to tell you the sample size or the level of confidence used in her construction, and wants you to guess what the confidence interval is. She gives you 5 options.
Select the interval(s) that, based on the information given, could possibly be the confidence interval your friend calculated:
a. the interval between 0.68 and 0.88
b. the interval between 0.58 and 0.78
c. the interval between 0.48 and 0.78
d. the interval between 0.58 and 0.88
e. the interval between 0.48 and 0.68
Answers: 3
Mathematics, 21.06.2019 14:30
Use the radius you found in part i (r=26.8 cm) with the surface area formula below to find the surface area of the sphere. show your work and round your answer to the nearest tenth. the surface area of a sphere: sa = 4πr^2 self note: 3.8.4
Answers: 2
Mathematics, 21.06.2019 18:30
If you have the following equation, 2/3x+5/6-x=2-3/4x what would you multiply each term by to get rid of all the fractions
Answers: 3
Mathematics, 22.06.2019 00:30
What is the area of the parallelogram? 48 sqrt(3)cm2 48 cm2 24 sqrt (3) cm2 24 cm2
Answers: 2
A friend tells you that she has conducted a survey to find the proportion of people in her universit...
Biology, 21.05.2020 23:02
Chemistry, 21.05.2020 23:02
English, 21.05.2020 23:02
Mathematics, 21.05.2020 23:02
Computers and Technology, 21.05.2020 23:02