Find confidence interval, Basic Statistics

Assignment Help:

A sample of 40 golfers showed that their average on a particular course was 94 with a standard deviation of 6.

a. Find the 95% confidence interval of the mean score for all golfers.

b. Find the 95% confidence interval of the mean score for all golfers if a sample of 70 golfers is used instead of a sample of 40.

c. Which interval is smaller? Explain why.


Related Discussions:- Find confidence interval

Hitorigram, what is difference between histogram and historigram

what is difference between histogram and historigram

Characteristics of data in statistics, Important Characteristics of Data ...

Important Characteristics of Data Center - The representative or average value which indicates where the middle of the data is located.   Variation - the measur

DATA EDITING, THE SIGNIFICANCE OF DATA EDITING

THE SIGNIFICANCE OF DATA EDITING

Confidence interval for the mean.., How to start solving the null hypothesi...

How to start solving the null hypothesis that the mean daily caloric intake in the adult population of a rural county is 1800 calories. A sample of 400 had a mean of 1785 and SD 24

Marginal and absorption costing, difference of them for covering the follo...

difference of them for covering the following: 1.purpose of reporting 2.FORMAT OF INCOME STATEMENT

Quantitative research methods, I have four assignments that are due tomorro...

I have four assignments that are due tomorrow. Can you help?

What is a Business-type activity, What is a Business-type activity Reporte...

What is a Business-type activity Reported in the government-wide financial statements. Financed in whole or in part by fees charged to external parties for goods or services that

Statics process control and improvements, 1. Warm-up Exercise Volumes I,...

1. Warm-up Exercise Volumes I, II, III, and IV of Shakespeare are in sequence next to one another in the library bookcase.  Each volume has 2" of pages and the front and back co

Regarding trial balance, does interest realized come under debit or credit ...

does interest realized come under debit or credit side of trial balance pleases i need answer

Calculate the probability of monthly return income, 1. It is often a good i...

1. It is often a good idea to start by visualizing the data. Time series data should have "time" on the horizontal axis. What are you going to have on the vertical axis? If you use

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd