A hypothesis testing for population mean using t
Not what you're looking for?
Please provide steps to solve this question.
The mean BMI in patients free of diabetes is 28.2. The investigator hypothesizes that BMI is much higher. Based on the data, is there evidence that BMI is significantly higher than 28.2? Use a 5% level of significance.
25 27 31 33 26 28 38 41 24 32 35 40
Critical Value =
t =
Purchase this Solution
Solution Summary
The solution gived detailed steps on performing a hypothesis testing for population mean. All formula and calcuations are shown and explained.
Solution Preview
We first need to calculate sample mean and sample standard ...
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.