Sampling distribution
Not what you're looking for?
There are five cashiers at the Parker Grocery Store. Last year the cashiers made the following number of errors each: 2, 3, 5, 3 and 5.
a. How many different samples of size two cashiers are possible?
b. List all possible samples of size two and compute the mean of each.
c. Compute the mean of these sample means and compare it with the population mean.
I am having a tough time with this one knowing where to get started. For example, I do not know what it means when it says "samples of size two".
Purchase this Solution
Solution Summary
This solution shows how to find the sampling distribution of samples of size 2 and how to find the mean and standard deviation of the sampling distribution.
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.
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
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.