Purchase Solution

Normally distributed population

Not what you're looking for?

Ask Custom Question

Which of the following assumptions is not made for the F test for comparing three or more means?

A) The populations from which the samples were obtained must be normally distributed
B) The samples must be independent of each other
C) The sample sizes must be equal.
D) The variances of the populations must be equal

Purchase this Solution
Solution Summary

Assumptions for the F test comparing 3 or more means are discussed.

Solution Preview

D) The variances of the populations must be equal

F-test is mainly used to test the ...

Purchase this Solution
Free BrainMass Quizzes
Measures of Central Tendency

This quiz evaluates the students understanding of the measures of central tendency seen in statistics. This quiz is specifically designed to incorporate the measures of central tendency as they relate to psychological research.

Terms and Definitions for Statistics

This quiz covers basic terms and definitions of statistics.

Know Your Statistical Concepts

Each question is a choice-summary multiple choice question that presents you with a statistical concept and then 4 numbered statements. You must decide which (if any) of the numbered statements is/are true as they relate to the statistical concept.

Measures of Central Tendency

Tests knowledge of the three main measures of central tendency, including some simple calculation questions.

View More Free Quizzes
Related BrainMass Solutions

  • Sampling Distribution of the Sample Mean - Normal Distribution

    a) A sample of 10 metabolic rations, where the population is normally distributed - The sampling distribution of the sample mean is normally distributed as it explicitly states that the population is normally distributed.

  • Normally and Non-Normally Distributed Population

    546041 Normally and Non-Normally Distributed Population The majority of the data is normally distributed if there are enough subjects.

  • Distribution

    The sample has size 80, and it is from a non-normally distributed population. a. Z b. T c. Could use either Z or T d. Unclear 3.

  • Estimating Mean Germination Time of Strawberry Seeds

    The same has size 85, and it is from a non-normally distributed population. a. Z b. T c. Could use either Z or T d.

  • True or false questions in hypothesis testing

    True or false **If the population is normally distributed then the sample mean is also normally distributed even for small sample size.

  • Central Limit Theorem and Population Shape

    (3) If the population is normally distributed, the sampling distribution of the mean is normally distributed, regardless of the sample size. Question: Why is population shape of concern when estimating a mean?

  • 99% confidence interval for the mean total fat

    No, because the distribution is not normally distributed. B. Yes, because the distribution is normally distributed. C. No, because the population standard deviation is not known. D. Yes, because the population standard deviation is known. E.

  • Probability: Sampling Distribution

    Assume that men's weights are normally distributed with a population mean of 172 pounds and a population standard deviation of 29 pounds. If one man is randomly selected, find the probability that his weight is between 100 and 165 pounds. 8.

  • Descriptive Statistics

    o Assuming the data are normally distributed, we could expect what percentage of the population of coffee roasters across the world to export between the mean and +2 standard deviations from the mean?

  • Test of hypothesis on the population standard deviation

    208415 A sample of observations is drawn from a normally distributed population. Given sample mean and variance perform a hypothesis test on the population standard deviation.

View More Related Solutions