What percentage of the sample means will lie

Assignment Help Basic Statistics
Reference no: EM132361867

Time spent on the use of e-mail per session is normally distributed with a population mean of 8 min and a population standard deviation of 2 minutes. For a sample of size 100, what percentage of the sample means will lie between 7.8 and 8.2 minutes?

Reference no: EM132361867

Questions Cloud

Proposed implementation plan with outcome measures : At the conclusion of this project, the student will be able to apply evidence-based research steps and processes required as the foundation to address.
Which independent and dependent variable you need to collect : Based on how you will evaluate your EBP project, which independent and dependent variables do you need to collect? Why? The response must be typed.
Construct a fully labelled probability tree : Construct a fully labelled probability tree to describe this problem with the outcomes and probabilities shown along each branch.
Calculate the probability of selecting a family : a. Calculate the probability of selecting a family that has either a Visa card or a Mastercard. b. If a family has a Mastercard, what is the probability it als
What percentage of the sample means will lie : For a sample of size 100, what percentage of the sample means will lie between 7.8 and 8.2 minutes?
Analyzes how current research supports the picot : A literature review analyzes how current research supports the PICOT, as well as identifies what is known and what is not known in the evidence. Students will.
Standard deviation of a sampling distribution of means : It is correct to say that the standard error of the mean is also the standard deviation of a sampling distribution of means.
Normally distributed population of heights : For a normally distributed population of heights of 10,000 women, m = 63 inches and s = 5 inches. The number of heights in the population
Standard deviation for the sampling distribution : What is standard deviation for the sampling distribution of the sample proportions, rounded to three decimal places?

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