Consideration of a random sample of the population

Assignment Help Basic Statistics
Reference no: EM1397549

Macintosh users make up about 5% of all computer users. A computer training school that wants to attract Macintosh users mails an advertising flyer to 25,000 computer users. If the mailing list can be considered a random sample of the population, what is the chance that at least 1245 Macintosh users will receive the flyer?

Reference no: EM1397549

Questions Cloud

One factor anova-difference in designs : A manufacturer of batteries is considering three new battery designs. An attempt was made to determine whether the mean lifetime in hours is the same for each of the three designs.
Distribution of loss from fire and skewed distribution : They also know that the distribution of loss from fire has a skewed distribution; many have $0.00 losses and a few have large losses.
What is the theoretical yield and percent yield : What is the theoretical yield and percent yield for this reaction under the given conditions?
Define the various directions communication flows : Define the various directions communication flows through an organization's formal network and give an example of each one.
Consideration of a random sample of the population : If the mailing list can be considered a random sample of the population, what is the chance that at least 1245 Macintosh users will receive the flyer?
Coefficient of determination between hours studied : For one of the first statistics exam, the coefficient of determination between hours studied and the grade earned was 80 percent. The standard error of estimate was 10.
Explain what amount of safety stock is suitable : a) what amount of safety stock is suitable? b) When must this item be reordered? c) What jeopardy of stock out would result from a decision not to have any safety stock?
Determine how many grams of hydrogen : Determine how many grams of Hydrogen are required to form 14.01grams of Ammonia and calculate how many grams of ammonia could be formed
Question on anova analysis : Katie is studying aggression among adolescent girls. She believes that there is a relationship between the level of interaction a girl has with her mother and her level of aggression.

Reviews

Write a Review

Basic Statistics Questions & Answers

  Finding of sample size for population mean

How many boxes must the processor sample to be 95 percent confident that the sample mean does not differ from the population mean by more than 0.2 pounds?

  Random-stratified-systematic-cluster-convenience

Identify and justify which type of sampling (random, stratified, systematic, cluster, convenience) is used in the following examples.

  To classify the quarter that has the greatest seasonality

A contractor developed a multiplicative time series model to predict the number of contracts in future quarters, using quarterly data on number of contracts during the 3-year period from 1996 to 1998.

  Identifying error in the given statement related to sample

The researcher found that Lincoln's educational score did not correlate with the expected variables.

  Critical path-program review using normal distribution

Determine the probability that the project will be completed in 80 days or less.

  Employment drug tests on job applicants by faa

In 1992, FAA conducted 86,991 pre-employment drug tests on job applicants who were to be engaged in safety and security-related jobs, and found that 1,143 were positive.

  Probability using binomial to normal approximation

In the solution to this problem, what is n? p? q? Does it appear that both np and nq are larger than 5? Why is this an important consideration?

  Fbi report do greater universities tend to have property

FBI Report Do greater universities tend to have more property crime, would you speek that the correlation is low, moderate or high

  Problem regarding chebyshev theorem

According to Chebyshev's Theorem, how many students scored between 23 and 95?

  Rejecting the null in favor of the alternative hypothesis

What is the smallest level of significance at which you could reject the null in favor of the alternative hypothesis?

  Preparing a r-chart

For the data giben below, prepare a R-chart. Note that the sample size is three.

  Find the level of significance for the given problem

The p-value for a test statistic is .085, what is the minimum level of significance required to reject the null hypothesis?

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