What sample we must have to ensure

Assignment Help Basic Statistics
Reference no: EM131961020

The university wants to make a survey of ages because it is believed that 95% are between 18 and 36 years. What sample we must have to ensure 95% reliability if we have a 400 year variance?

Reference no: EM131961020

Questions Cloud

Draw a cumulative frequency polygon : Tally the data into a frequency distribution using $100 as a class interval and $0 as the starting point.
Difference between two pictures : Determine the maximum number of different pictures possible, when the difference between two pictures would be either in the number of stamps
What pressures does a person faces when he becomes aware : What pressures does a person faces when he or she becomes aware of an accounting fraud? Describe possible actions a person can take when he or she suspects.
What is the probability that a randomly selected household : What is the probability that a randomly selected household has at least one of these appliances?
What sample we must have to ensure : What sample we must have to ensure 95% reliability if we have a 400 year variance?
Record the journal entries for the given transactions : Purchased inventory for $80,000 on account (assume perpetual system is used). Record the journal entries for the above transactions.
How many apples should we sample to begin with : You sample 100 apples from your farm's harvest of over 200,000 apples. the mean weight of the sample is 112 grams. let's assume that you know
Prepare all the necessary journal entries for kanza inc : Presented below are two independent situations. Prepare all the necessary journal entries for 2017 for (a) Gambino Cosmetics and (b) Kanza, Inc.
Conduct a study to examine phenomenon : Conduct a study to examine this phenomenon with a sample size of n=14. What is the probability that 11 or less, or more than 14 children become sick?

Reviews

Write a Review

Basic Statistics Questions & Answers

  Probability that a randomly selected passenger weighs more

Airline passengers get heavier In response to the increasing weight of airline passengers, the Federal Aviation Administration (FAA) told airlines.

  Associated with social networking websites

Create an initial post in which you analyse key social and/or ethical issues, of your choosing, associated with social networking websites. Start by summarising your selected ethical/social issues, and explain why you think these issues are import..

  Compute the proportion of japanese cars on the road

An organization that wants to limit imports believes that the proportion of Japanese cars on the road during the period in question is higher than 17%.

  Random selection from the sophomores

Mr. Connors philosophy class has 99 students, classified by academic year and gender, as illustrated in the table below. Mr. Connor randomly chooses one student to collect yesterday's work. What is the probability that he selects a male, given tha..

  What is the level of significance state the null and

the state fish and game division claims that 75 of the fish in homestead creek are rainbow trout. however the local

  What are the first and last deciles of the distribution

The heights of young women are approximately Normal with mean 64.5 inches and standard deviation 2.5 inches.

  A better model for the sailboat race of problem

A better model for the sailboat race of Problem 5.5.4 accounts for the fact that all boats are subject to the same randomness of wind and tide. Suppose in the race of ten sailboats, the finishing times Xi are identical Gaussian random variables wi..

  Ten percent of the tickets are labeled 25 20 are labeled 15

morens department store has a special sale whereby each customer upon checkout chooses a random ticket that is labeled

  Discuss the disadvantages of changing to an alpha level

Their test currently uses a 5% level of significance. What are the advantages and disadvantages of changing to an alpha level of 1%?

  Whether definitions are stipulative or lexical - sound

Determine whether the following definitions are stipulative, lexical, precising, theoretical, or persuasive.- "Sound" means a compression wave, in air or some other elastic medium, having a frequency ranging (for humans) from 20 to 20,000 vibration..

  What is the final conclusion obtained when testing the

what is the final conclusion obtained when testing the claim that p gt 0.25 given that the p-value is 0.5555?p lt

  Identify independent and dependent variable investigated

Identify Independent and Dependent variable being investigated. Formulate the hypothesis statement regarding your research issue.

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