Purchase Solution

Sampling Distribution

Not what you're looking for?

Ask Custom Question

The average weekly earnings of the plumbers in a city is {$750} with a standard deviation of {$40}. Assume that we select a random sample of {n=64 plumbers} what is the probability that the sample mean will be greater than $740?

Purchase this Solution
Solution Summary

The solution provides calculation of probability of the sample mean and standard deviation.

Purchase this Solution
Free BrainMass Quizzes
Terms and Definitions for Statistics

This quiz covers basic terms and definitions of statistics.

Measures of Central Tendency

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

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.

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.

View More Free Quizzes
Related BrainMass Solutions

  • Sampling distributions

    What is the mean value for this sampling distribution? What is the standard deviation of this sampling distribution?

  • A Discussion of Sampling Distribution of the Sample Mean

    78043 A Discussion of Sampling Distribution of the Sample Mean Which of the following is true about the sampling distribution of the sample mean? A. The mean of the sampling distribution is always "u" B.

  • Sampling distribution

    The shape of the sampling distribution is approximately normal.

  • Sampling distribution of proportion

    Show the sampling distribution of p. Here p follows normal distribution with mean µp = 0.40 and standard deviation, σp = 0.0489898 d. What does the sampling distribution of p show?

  • Sampling Distribution

    The mean and the standard deviation of the sampling distribution of the sample means are: Answer Mean of the sampling distribution = 36 Standard deviation of the sampling distribution = = 1.940285 The solution provides step by step method for the

  • Sampling distribution of sample mean

    What is the mean value for this sampling distribution? What is the standard deviation of this sampling distribution?

  • Statistic Terms & Central Limit Theorem

    A sampling distribution can be defined "as the relative frequency distribution that would be obtained if all possible samples of a particular sample size were taken.

  • Statistics

    What is the mean of the sampling distribution of sample means? The mean of the sampling distribution of sample means is the mean of the original population. What is its standard deviation?

  • Mean & S.D. of Sampling Distribution

    428340 Mean of Sampling Distribution A population has a mean (µ) of 24.12 and a standard deviation (Æ') of 4. Assume that a sampling distribution of sample means has been constructed.

  • Sampling Distribution for Process Repeated

    mean x (a) What is the mean of the sampling distribution of x (b) What is the standard deviation of the sampling distribution of x (c) .

View More Related Solutions