Find the margin of error

Assignment Help Basic Statistics
Reference no: EM131152867

Margin of Error based upon T-Distribution...In a survey, 28 people were asked how much money they would spend on the child's birthday. The sample results were roughly bell shaped with a mean of $41 and a standard deviation of $8. Find the margin of error at a 95% confidence level. Give answer to two decimal points.

Reference no: EM131152867

Questions Cloud

Test measuring self-esteem : An existing inventory for a test measuring self-esteem indicates thatthe scores have a standard deviation of 10 . A psychologist gavethe self-esteem test to a random sample of 100 indi
Discuss the rationale of managerial economics : Discuss the rationale of managerial economics
Increase in the student activity fee : Problem: A large university campus has 60,000 students. The president of the students' association wants to conduct a survey of the students to determine their views on an increase in the student activity fee.
Determine the maximum in-plane shear stress developed at a : The post has a square cross-sectional area. If it is fixed supported at its base and a horizontal force is applied at its end as shown
Find the margin of error : Find the margin of error at a 95% confidence level. Give answer to two decimal points.
Write an sql select statement that would re-organize : Describe an algorithm you could use that would produce the required output - Write an SQL Select statement that would re-organize the results
Create two structured analysis and design technique diagrams : Create two Structured Analysis and Design Technique (SADT) diagrams to document the activities and data involved in the transactions stated above using Visio or an equivalent such as Dia.
Discuss the ethical issues presented in this scenario : Compare the ethical issues presented in this scenario to the APA's ethical standards and describe the similarities or differences in the ethical codes using the following website: http://www.apa.org/ethics/code/index.aspx.
What is chance of experiencing an earthquake in our lifetime : What is the chance of experiencing an earthquake in our lifetime (or in the lifetime of someone born today)? Express this as a probability

Reviews

Write a Review

Basic Statistics Questions & Answers

  Probability concept

What is the probability of finding 1 or more children with chronic bronchitis in a population where the incidence rate of chronic bronchitis is 10% (like the one above?)

  The upper limit of the 95 confidence interval for the

the upper limit of the 95 confidence interval for the population proportion p given that n 300 and hat p 0.10 is

  It is claimed that in a bushel of peaches less than ten

it is claimed that in a bushel of peaches less than ten percent are defective. a sample of 400 peaches is examined and

  Find the probability that the student is enrolled in math

1. a quiz has 5 multiple-choice questions where each question has 4 possible answers but only 1 is the correct

  Company uses a new production method

The Skytek Avionics company uses a new production method to manufacture aircraft altimeters. A simple random sample of new altimeters resulted in errors listed below.

  Describing evidence of claim

In an analysis of variance summary table, if the mean square between = 35 and the mean square within = 28, then the null hypothesis of the groups having the same mean is?

  In a study of facial behavior people in a control group are

in a study of facial behavior people in a control group are times for eye contact in a 5-minute period. their times are

  Find the sampling distribution theta of the proportion of

it is believed that the median annual starting salary of a freshman engineering graduate is 40000. if we record the

  Compute correlation coefficient and define random variable

Compute the correlation coefficient between the total prize and the difference between Jill's prize and Bill's prize in terms of µ and σ2.

  Find the mean-median-mode and sample variance

Find the mean, median, mode, sample variance, and range. Do you think that this sample might have come from a normal population? Why or why not?

  Below is the data set for the amount of trash by ten

Below is the data set for the amount of trash by ten households (in pounds per day). Assume the population is normally distributed

  In a poll respondents were asked if they have traveled to

in a poll respondents were asked if they have traveled to europe. 68 respondents indicated that they have traveled to

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