Confidence interval, Basic Statistics

Assignment Help:

Questions

1. A genetic experiment with peapods resulted in one sample of offspring that consisted of 443 green peapods and 170 yellow peapods.  Construct a 95% confidence interval to estimate the true percentage of yellow peapods.

2. A random sample of the birth weights of 186 babies has a mean of 3103 grams and a standard deviation of 700 grams.  Construct a 98% confidence interval estimate of the mean birth weight for all such babies.

3. Salaries of 31 college professors who took a geology course in college have a mean of $58,000 and a standard deviation of $16,954.  Construct a 90% confidence interval estimate of the population standard deviation of all such professors.

 

 


Related Discussions:- Confidence interval

Determine the probability - probability example, 1. This question has multi...

1. This question has multiple parts. For a distribution of scores with = 82 and standard deviation = 2.5, find the following: (Don't forget to sketch the normal curve to help

Describe the assumptions conducting test, Conduct a test to determine if th...

Conduct a test to determine if the proportion of males that responded true to the statement in the survey that, "Whole foods (i.e. raw vegetables and meats) contain sodium," is dif

Introduction to finance and accounting, How can I use a balance sheet to do...

How can I use a balance sheet to do assignment with some adjustment? do I have to make transaction of each adjustment, and after that I change the balance sheet afterward?

Employee portion of medicare tax, Employee portion of Medicare tax Medi...

Employee portion of Medicare tax Medical health insurance tax is also taken out from a worker's wage or income and is equaled by participation from the company. In other terms,

Financial evaluation of projects, Financial evaluation of projects The net ...

Financial evaluation of projects The net provide value of a venture is the provide value of future repayments reduced by the provide value of expenditures. The amount of lower pric

Spatial working memory , Preamble For the assignment you have been give...

Preamble For the assignment you have been given brief background details of a research project and you are required to produce a portfolio of short reports. Portfolios are to b

Historigrams, Difference between historigram and histogram

Difference between historigram and histogram

Question, In a survey of 284 smokers, 197 smokers reported that they wanted...

In a survey of 284 smokers, 197 smokers reported that they wanted to quit smoking. Compute a 90% confidence interval for the true proportion of smokers that want to quit smoking.

Texas.., what is the Texas state gemstone

what is the Texas state gemstone

Permutation and combination, How many different starting lineups of 5 baske...

How many different starting lineups of 5 basketball players can be chosen from a squad of 13 players?

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