One Way ANOVA: Thickness of Oak Veneer Panels
Not what you're looking for?
The Haines Lumber Company makes plywood for the furniture industry. One product it makes is 3/4 - inch oak veneer panels. It is very important that the panels conform to the 3/4 - inch specification. Each hour, 5 panels are selected at random and measured. After 4 hours a total of 20 panels have been measured. The thickness measures are shown below.
Hour Panel 1 Panel 2 Panel 3 Panel 4 Panel 5
1 0.745 0.715 0.762 0.794 0.792
2 0.808 0.687 0.747 0.788 0.721
3 0.733 0.702 0.697 0.724 0.731
4 0.689 0.737 0.742 0.759 0.743
A What sampling technique was used to select this sample?
B. State the null and alternative hypothesis.
C. State the decision rule ( @ = 0.01). fish symbol
D. Calculate your test statistic with calculations
E. What is your decision regarding the null statement?
F. Write a conclusion statement (interpret the statistical results in real world terms).
G. Consider the results of the hypothesis test you conducted above. Which of the two types of errors could you have committed? Explain the ramification of committing such an error in the context of this scenario.
Purchase this Solution
Solution Summary
This solution gives the step by step method for ANOVA.
Purchase this Solution
Free BrainMass Quizzes
Terms and Definitions for Statistics
This quiz covers basic terms and definitions of statistics.
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.