Purchase Solution

Small sample hypothesis test for a population mean

Not what you're looking for?

Ask Custom Question

A physician claims that joggers' maximal volume oxygen uptake is greater than the average of all adults. A sample of 15 joggers has a mean of 43.6 milliliters per kilogram (ml/kg) and a standard deviation of 6 ml/kg. If the average of all adults is 36.7 ml/kg, is there enough evidence to support the physician's claim at a = 0.05?

a) First, identify the alternative and the null hypotheses.

b) Secondly, calculate the critical value and d.f.

c) Next, use the appropriate formula.

d) Finally, decide whether or not to reject the null hypothesis.

Purchase this Solution

Solution Summary

This solution is an example showing, step-by-step, the details of a small sample hypothesis test for a population mean.

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.

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.

Terms and Definitions for Statistics

This quiz covers basic terms and definitions of statistics.