Solution-Calculate the margin of error

Calculate the margin of error

Assignment Help Basic Statistics

Reference no: EM131168038

A computer repair service found that a random sample of 45 repair costs had a mean cost of $659. Assume that the population standard deviation is $125. Calculate the margin of error, E, for a 95% confidence interval for the population mean µ.

48.1
34.9
30.6
36.5

Reference no: EM131168038

Questions Cloud

A function can have the same output for more than one input : If two elements in the domain of a function are equal, then their images in the co-domain are equal.

Calculate the margin of error : An environmental service reported that a sample of 15 wild horses had a mean weight of 915 pounds with a sample standard deviation of 58 pounds. Calculate the margin of error, E, for a 99% confidence interval for the population mean weight µ of al..

Find the probability that the battery : A motorbike battery manufacturer found that the life of their batteries is normally distributed with a mean life span of 8700 hours and a standard deviation of 400 hours. If a battery is selected randomly, find the probability that the battery wil..

Define the difference between legal and moral reasoning : Define the difference between legal and moral reasoning? Please provide an example of an issue where the result of legal reasoning could differ from moral reasoning.

Calculate the margin of error : A computer repair service found that a random sample of 45 repair costs had a mean cost of $659. Assume that the population standard deviation is $125. Calculate the margin of error, E, for a 95% confidence interval for the population mean µ.

Do find it appropriate for supreme court to interpret us : The Supreme Court Justices are appointed by the president and approved by the Senate. Now that we understand how the justices are elected, and the perks and downfalls to their undemocratic election, do you find it appropriate for the Supreme Court..

Mean square error : What does mean square treatment (MSTR) measure? What does mean square error (MSE) measure? Suppose that you want to perform a one - way ANOVA to compare the mean losses among the three types of robberies. What conditions are necessary? How crucia..

Design a logical and physical topographical layout : Design a logical and physical topographical layout of the current and planned network through the use of graphical tools in Microsoft Word or Visio, or an open source alternative such as Dia.

What are the equilibrium prices and quantities : Suppose that the supplies of products A and B are given by: QA = 20 +2PA, and QB = -50 + PB, What are the equilibrium prices and quantities of A and B

User Account

All Pages

Calculate the margin of error

Reference no: EM131168038

Reference no: EM131168038

Questions Cloud

Reviews

Write a Review

Basic Statistics Questions & Answers

Statistics-probability assignment

What is the least number

Determine the value of k

What is the probability

Binomial distributions

Caselet on mcdonald’s vs. burger king - waiting time

Generate descriptive statistics

Sampling variability and standard error

Estimate the population mean

Conduct a marketing experiment

Find out the probability

Linear programming models

Assured A++ Grade

Academics

Major Subjects

Majors

Get In Touch

TERMS & POLICIES

HELP & SUPPORT