Students T Test
Not what you're looking for?
1) We wish to estimate the average daily yield of a chemical manufactured in a chemical plant. The mean daily yield was recorded for 50 days, and found to be 871 tons/day. The standard deviation turned out to be 21 tons. Test the null hypothesis that the average daily yield of the chemical is 880 tons at .
2) Given the following sample data, what is the best estimate of , and what is the best estimate of . 865, 870, 872, 875, 877, 880.
See attached for full problem description.
Purchase this Solution
Solution Summary
The solution gives step by step procedure for student t test for one sample t test. The details of best estimate of population is also given.
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.