thank you!!!!! please round to two decimal places as needed! FX=73, o = 10, and n=65,...
X=98, 9, and n=63, construct a 95% confidence interval estimate of the population mean, sus (Round to two decimal places as needed.) Enter your answer in each of the answer boxes,
Please show work step by step. and round answers to 4 decimal places. thank you! 13-14. A 99% confidence interval (in inches) for the mean height of a population is 65.7<<67.3. This result is based on a sample of size 144. Construct the 95% confidence interval.
If X-77, σ:8, and n-65, construct a 99% confidence interval estimate of the population mean, μ (Round to two decimal places as needed.)
Please display the answer with a clear answer within the decimal format. If X= 68, σ = 9, and n = 68, construct a 99% confidence interval estimate of the population mean, μ. (Round to two decimal places as needed.)
*** round 3 decimal places as needed **** IGNORE FIRST PICTURE. need anwsers for n=144 n=576 The mean and standard deviation of a random sample of n measurements are equal to 34.4 and 3.8, respectively. a. Find a 99% confidence interval for win81. b. Find a 99% confidence interval for if n = 324 c. Find the widths of the confidence intervals found in parts a and b. What is the effect on the width of a confidence interval of...
If X = 100,0=13, and n=65, construct a 95% confidence interval estimate of the population mean, . (Round to two decimal places as needed)
A. B. 2. The test statistic,is ______ (Round to two decimal places as needed.) 3. The P-value is ______ (Round to three decimal places as needed.) 4. State the conclusion for the test. ________________ the null hypothesis. There ______ sufficient evidence to support the claim that those treated with magnets have a greater mean reduction in pain than those given a sham treatment. 5. Is it valid to argue that magnets might appear to be effective if the sample sizes...
Do not answer if you are not willing to complete all of the prompts Please Also circle the final answer thank you Construct a 98% confidence interval to estimate the population mean when x=69 and s-14.2 for the sample sizes below. a) n 15 b) n 38 c)n-57 a) The 98% confidence interval for the population mean when n = 15 is from a lower limit of 5938 to an upper limit of 7862 Round to two decimal places as...
Construct a 99% confidence interval to estimate the population mean using the data below. X = 46 o = 12 n42 With 99% confidence, when n = 42 the population mean is between a lower limit of (Round to two decimal places as needed.) and an upper limit of Construct a 95% confidence interval to estimate the population mean with X = 102 and o = 25 for the following sample sizes. a) n = 32 b) n = 45...
please round to 3 decimal places This Question: 1 pt 2 of 24 (0 completo This Test: 24 pts possible Use the sample data and confidence level given below to complete parts (a) through (d). A research Institute poil asked respondents if they felt vulnerable to identity theft. In the pol, n 100 and x=570 who said yes. Use a 96% confidence level Click the icon to view a table of z scores a) Find the best point estimate of...