Question: Construct a 95% confidence interval if the sample size is 30, mean is 60 and the standard deviation is 8.

Construct a 95% confidence interval if the sample size is 30, mean is 60 and the standard deviation

is 8.

Step by Step Solution

There are 3 Steps involved in it

1 Expert Approved Answer
Step: 1 Unlock blur-text-image
Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock
Step: 3 Unlock

Students Have Also Explored These Related Mathematics Questions!

Q:

Construct a 95% confidence interval if the sample size is 30, mean is 60 and the standard deviation is 8.

Q:

1. Using the t table, determine the critical value of t in each of the following circumstances: a. Confidence Interval =.95,n=10 b. Confidence Interval =,99,n=10 c. Confidence Interval =95,n=31 d....

Q:

Math215 - Statistical Concepts Names: _______________________________ Confidence Intervals Worksheet Use your TI/84 calculator to practice finding confidence intervals for a population mean and a...

Q:

Math215 - Statistical Concepts Names: _______________________________ Confidence Intervals Worksheet Use your TI/84 calculator to practice finding confidence intervals for a population mean and a...

Q:

A simple random sample of size is drawn from a population that is normally distributed. The sample mean, is found to be 113 and the sample standard deviations, is found to be 10. (a) Construct a 96%...

Q:

1. In constructing a confidence interval for the population mean using the t-distn'bution, we often need the degrees of freedom (df), confidence level, and the critical value. Use the Student...

Q:

11.If a researcher wishes to increase the confidence level from, for example, 95% to 99% what approximately will be the effect on sample size? a.The sample size will decrease in proportion to the...

Q:

1.) Write the null and alternative hypotheses for the following items 10, 12, 16, 18, and 20. 10. 12. 16. 18. 20. Pease use the information found below this line...

Q:

Problem Set Week 7 Chapter 11 Answer: Steps completed to determine the answer should also be included. 2.) Participants enter a research study with unique characteristics that produce different...

Q:

A simple random sample of size is drawn from a population that is normally distributed. The sample mean, X. is found to be 105, and the sample standard dedin, is found to be 10 (a) Construct 95%...

Q:

Sco, a calendar-year S corporation, was formed January 1, 20X6. Tuti owns 60% of Sco's stock which had a basis to her of $100,000 on January 1, 20X6. She materially participates in Sco's business. On...

Q:

Academy Sales Company (ASC) started the Year 2 accounting period with the balances given in the financial statements model shown as follows. During Year 2, ASC experienced the following business...

Q:

Mary - Beth owns a horse farm. How are horses held for resale classified and the horses used for riding lessons classified? All the horses have been held for more than 2 years. Disregard depreciation...

Q:

Write true of false for the following sentences.( 1x5marks =5 marks) 1. Machinery is part of current asset. 2. Long term Loan is part of current liability. 3. In balance sheet you write asset,...