How large a sample should be taken if the desired margin of

Assignment Help Basic Statistics
Reference no: EM13583453

Annual starting salaries for college graduates with degrees in business administration are generally expected to be between $30,000 and $45,000. Assume that a 95% confidence interval estimate of the population mean annual starting salary is desired. What is the planning value for the population standard deviation (to the nearest whole number)?

How large a sample should be taken if the desired margin of error is as shown below (to the nearest whole number)?

Reference no: EM13583453

Questions Cloud

A spherical shell of radius r carries a uniform charge q : a spherical shell of radius r carries a uniform charge q. what is the potential at the center of the
Rons hot rod shop follow the revenue recognition principle : rons hot rod shop follow the revenue recognition principle. ron services a car on july 31. the customer picks up the
In most of its ionic compunds cobalt is either coii or : in most of its ionic compunds cobalt is either coii or coiii. one such compound containing chloride ion and water of
You have just received notice that a customer of yours with : 1 using the allowance method of accounting for uncollectible receivables the entry to reinstate a specific receivable
How large a sample should be taken if the desired margin of : annual starting salaries for college graduates with degrees in business administration are generally expected to be
In the presence of nitric acid uo2 undergoes a redox : in the presence of nitric acid uo2 undergoes a redox process. it is converted to uo2 and nitric oxideno gas is produced
Assume that on july 1 2012 venezuela co retires half of the : venezuela co. is building a new hockey arena at a cost of 2500000. it received a down payment of 500000 from local
A ring of radius r carries positive linear charge density : a ring of radius r carries positive linear charge density ?cm. what is the electric field and what is the potential vv
What is the optimal role for local in a globalized world : the small-marteconomy for many the idea of a green economy run by big global corporations is anathema. to be truly

Reviews

Write a Review

Basic Statistics Questions & Answers

  Confidence intervals allow one to estimate important

Finding appropriate z- and t-scores is important when constructing confidence intervals. Confidence intervals allow one to estimate important population parameters such as population mean, population proportion, population standard deviation, etc. We..

  What is the probability of getting one marble of each color

A jar contains 2 black marbles and 8 white marbles. If you randomly pick 2 marbles without replacement, what is the probability that you get one marble of each color?

  What is the probability that the number is a multiple

Fifty raffle tickets are numbered 1 throughout 50, and one of them is drawn at random. What is the probability that the number is a multiple of 5 or 8? Consider the following "solution": Since 10 tickets bear numbers that are multiples of 5 and 6 ..

  Find confidence interval for mean monthly rent for apartment

Obtain a 95% confidence interval for the mean monthly rent for two-bedroom apartments. Assume that measurements are normally distributed. Round to two decimal places.

  Measures of center for the given data

Determine the mean number of times the machine was used per day.

  Is sample large enough to give the margin of error

Do you think a sample of 25 is large enough to give them the margin of error they want? If not, how large a sample do you suggest they take?

  Housing-economic-social status

The main part of the ACS contacts 250,000 addresses by mail each month, with follow-up by phone and in person if there is no response. Each household answers questions about their housing, economic, and social status. What is the Population.

  Tree diagram from written description

A study showed that 60% of The Wall Street Journal subcribers watch CNBC every day. Of these, 70% watch it outside the home. Only 20% of those who don't watch CNBC every day watch it outside the home.

  If the government tests three missiles by firing them at a

a missile designed to destroy enemy satellites has a 0.80 chance of destroying its target. if the government tests

  Solving problem using decision tree analysis

Using decision tree analysis, decide whether Jay must proceed with his law suit against manufacturer.

  Posthoc tests lsd and bonferroni

Run an ANOVA using only groups 1 to 6 (You can hide group 7 from the analysis by  data   followed by  select cases   and then you filter out group 7 by  if GROUP~= ). Also run the posthoc tests LSD and Bonferroni.

  Did the change to the process improve the mtbf

The manufacturer then changes a manufacturing process and produces another batch and again measures the MTBF. Did the change to the process improve the MTBF?

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