Mean of population if the sample mean is given

Assignment Help Basic Statistics
Reference no: EM1392876

A random sample of 100 observations is obtained from a normally distributed population with a standard deviation of 10. What is a 95% confidence interval for the mean of the population if the sample mean is 40?

Reference no: EM1392876

Questions Cloud

Difference between internal and external stakeholders : Explain the difference between internal and external stakeholders. How should a project manager prioritize the needs of each group of stakeholders?
Arranging the amino acid substitutions : Arrange the amino acid substitutions in increasing order of conservatism and amino acids are given using one letter codes to give you some practice in using those.
Arranging the amino acid substitutions : Arrange the amino acid substitutions in increasing order of conservatism and amino acids are given using one letter codes to give you some practice in using those.
Find out the magnitude of the magnetic field at a point p : Assume we have an infinitely long wire carrying a current of 2.50 A. It is bent into an L-shape extending into positive infinities along x- and y- axes. Find out the magnitude of the magnetic field at a point P with coordinates (0.30 m, 0.30 m)
Mean of population if the sample mean is given : A random sample of 100 observations is obtained from a normally distributed population with a standard deviation of 10. What is a 95% confidence interval for the mean of the population if the sample mean is 40?
Find out the minimum value of the prism index of refraction : You're driving down the highway late one night at 17 {rm m}/{rm s} when a deer steps onto the road 45 {rm m} in front of you. Your reaction time before stepping on the brakes is 0.50 {rm s} and the maximum deceleration of your car is 12 {rm m/s^2}..
Hearts of mammals homologous or analogous structures : Fish, reptiles, and mammals are descendents of a common vertebrate ancestor that had a heart. Fish hearts have two chambers, most reptile and amphibian hearts have three chambers.
Estimated at a staggering amount and the stock sold : When they had their public offering, the value of the company was estimated at a staggering amount and the stock sold higher at offering than it has since
What is afc per poster : What is her AFC per poster if she prints 1,000 posters - Karen runs a print shop that makes posters for large companies.

Reviews

Write a Review

Basic Statistics Questions & Answers

  Quantitative analysis and demand

Adele Weiss manages the campus flower shop. Flowers must be ordered three days in advance from her supplier in Mexico. Advance sales are so small that Weiss has no way to estimate the demand for the red roses.

  Appropriate sample space

What is an appropriate sample space for this experiment?

  Probability that at least one of the cd is defective

Find out the probability that at least one of the CD's is defective?

  Computing mean-standard deviation

Calculate the mean and standard deviation of the following data sets, then produce a five number summary and box plot of data.

  Standard error of the sampling distribution

Compute the standard error of the sampling distribution of sample means.

  Estimate standard error of the mean

For a population with a mean of μ = 50 and a standard deviation of σ = 10, how much error, on average, would you expect between the sample mean (M) and population mean for:

  Two-sample independent t-test and paired test

Determine what analysis would you do on each problem (i.e., one-sample z-test, one-sample t-test, proportion test, two-sample independent t-test, or paired test)?

  Method or jacobian method illustrate probability density

Utilizing jacobian method finding the probability density function. Utilizing either the CDF method or Jacobian method illustrate the probability density function of Y is given.

  Determine expected value of game

Someone gives you 10 to 1 odds that you cannot roll a double number with the roll of a pair of dice. You win $10 if you succeed and you lose $1 if you fail. What is the expected value of the game for you? What can be expected if you play 100 times..

  Two-way anova without replication

The following table shows the number of miles driven in each trial.

  Interpretation of standard z-scores by given data

In the biology class the mean score was 79 with standard deviation 5.

  Slope in the linear regression model

In fitting the simple linear regression model Yi ~ N (α + β xi, σ 2 ) to the following data:

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