+1-415-670-9189
info@expertsmind.com
Minimum sample size-margin of error
Course:- Basic Statistics
Reference No.:- EM13109857





Expertsmind Rated 4.9 / 5 based on 47215 reviews.
Review Site
Assignment Help >> Basic Statistics

Use the given margin of error, confidence level, and population standard deviation (o) to find the minimum sample size required to estimate an unknown population means (u)

Margin of error: 0.5 inches, confidence level: 90%, o=2.7 inches

A confidence level of 90% requires a minimum sample size of ______




Put your comment
 
Minimize


Ask Question & Get Answers from Experts
Browse some more (Basic Statistics) Materials
Assume the null hypothesis is that μ = 50 and that the graph shown below is the sampling distribution of the mean (M). Would a sample value of M= 60 be significant in a two-
A market research firm has carried out an observational study on the chief executives fromall ofthe law firms in the country. The numerical measures obtained from the analys
Tthe true population mean when different samples of the same size are taken. Note that the variability of the sample mean is LESS than that of individual observations Does t
A jar contains 12 marbles, 5 of which are blue and 7 of which are red. If 4 marbles are chosen at random and without replacement, what is the probability of selecting 3 blue
How does linear regression differ from analysis of variance? Betsy is interested in predicting how many 75-year-olds will develop Alzheimer's disease and is using level of e
Should that tragedy happen, the company will have to pay $15000. The company charges my father $1000 for the insurance policy. What is the expected value of this policy to m
Consider babies born in the "normal" range of 37 - 43 weeks gestational age. Extensive data  supports the assumption that for such babies born in the United States, birth w
If she actually has 55% of the total vote, what is the probability of getting a sample proportion this small or smaller? Do you think she actually has 55% of the vote? Why o