Confidence interval for population mean travel time

Assignment Help Basic Statistics
Reference no: EM131817681

According to the 1990 U.S. Census, travel time to work had a standard deviation of 20 minutes. If we were to take a random sample of 16 commuters to set up a 95% confidence interval for population mean travel time, what would be the margin of error?

Reference no: EM131817681

Questions Cloud

Years of tenure of popes through the ages : When Pope John Paul II died in April 2005 after serving 27 years as pontiff, newspapers reported years of tenure of popes through the ages
Compute the value of the inventories : Arna, Inc. uses the dollar-value LIFO method of computing its inventory. Compute the value of the 2010 and 2011 inventories using the dollar-value LIFO method
Confidence interval for population mean female verbal : Explain why it would not be appropriate to use this information to set up a confidence interval for population mean female Verbal SAT score in the year 2000.
Hedge funds have traditionally highly regulated : Hedge funds have traditionally highly regulated. The New York Stock Exchange is an example of a stock exchange that has a physical location.
Confidence interval for population mean travel time : If we were to take a random sample of 16 commuters to set up a 95% confidence interval for population mean travel time, what would be the margin of error?
Calculate the investment turnover for rae corporation : Rae Corporation has $100,000,000 in invested capital. Calculate the investment turnover for Rae Corporation
Report the sample mean wing length : a. Report the sample mean wing length. b. Find the center point of the 95% confidence interval.
Identify some highlights or important point from hooks essay : Identify some highlights or important points from hooks' essay. Be specific. Did hooks' excerpt help you understand Freire's work? Be specific.
Analysis of the study time-grade association : An Analysis of the Study Time-Grade Association," published in Radical Pedagogy in 2002, reported that scores on a standardized test for cognitive ability

Reviews

Write a Review

Basic Statistics Questions & Answers

  Statistics-probability assignment

MATH1550H: Assignment:  Question:  A word is selected at random from the following poem of Persian poet and mathematician Omar Khayyam (1048-1131), translated by English poet Edward Fitzgerald (1808-1883). Find the expected value of the length of th..

  What is the least number

MATH1550H: Assignment:  Question:     what is the least number of applicants that should be interviewed so as to have at least 50% chance of finding one such secretary?

  Determine the value of k

MATH1550H: Assignment:  Question:     Experience shows that X, the number of customers entering a post office during any period of time t, is a random variable the probability mass function of which is of the form

  What is the probability

MATH1550H: Assignment:Questions: (Genetics) What is the probability that at most two of the offspring are aa?

  Binomial distributions

MATH1550H: Assignment:  Questions:  Let’s assume the department of Mathematics of Trent University has 11 faculty members. For i = 0; 1; 2; 3; find pi, the probability that i of them were born on Canada Day using the binomial distributions.

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

Caselet on McDonald’s vs. Burger King - Waiting time

  Generate descriptive statistics

Generate descriptive statistics. Create a stem-and-leaf plot of the data and box plot of the data.

  Sampling variability and standard error

Problems on Sampling Variability and Standard Error and Confidence Intervals

  Estimate the population mean

Estimate the population mean

  Conduct a marketing experiment

Conduct a marketing experiment in which students are to taste one of two different brands of soft drink

  Find out the probability

Find out the probability

  Linear programming models

LINEAR PROGRAMMING MODELS

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