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

Determine the local luminance, 1. Consider a room 3 m x 3m x 3m with one fa...

1. Consider a room 3 m x 3m x 3m with one façade made of glazing with diffuse transmittance 0.6 and reflectance 0.2. The interior surfaces have a reflectance of 0.5. Consider incid

Calculate relevant measures of central tendency, In order to derive meaning...

In order to derive meaningful results from the statistical tables the researcher may use one or more of the followings four steps: a.The first step is to calculate relevant meas

Generally accepted accounting principles, Can the Depreciation on Assets be...

Can the Depreciation on Assets be recorded in Single Entry system? No, it cannot be possible. What do you mean by Computer Hardware? The computer is made with different co

What after the implementation of ifrs, What after the implementation of IFR...

What after the implementation of IFRS?  Manager 1: IFRS is only the first step towards the change that the SEC is trying to bring in. Firstly it is going to take a couple of year

Components of time series, What are the components of time series? Bring ou...

What are the components of time series? Bring out the significance of moving average in analysing a time series and point out its limitations

Binomial expansion, what is the largest coefficient of (1+3x)^4 is ?

what is the largest coefficient of (1+3x)^4 is ?

Test the hypothesis, Arnold Palmer and Tiger Woods are two of the best golf...

Arnold Palmer and Tiger Woods are two of the best golfers ever to play the game. To show how these two golfers would compare if both were playing at the top of their game, the foll

Bond Relationship, Bond Relationship A debt gadget issued through a offici...

Bond Relationship A debt gadget issued through a official or just the formal legal procedure and secured either by the pledge of detailed properties or revenues or by the general

I need 10 statistic questions solved, Unfortunately the 10 questions are ti...

Unfortunately the 10 questions are timed and when I send them to you, I MUST have back in 3-1/2 to 4 hours. Can you help?

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