State hypothesis Define test, one or 2 sided? Test assumptions (equal variance, normality) State test statistic (t, F, Chi-square) State critical value (1 or 2 sided, degrees of freedom) example: f crit (1, 3, 20) State conclusions. You can use Excel or STATA as an aid to perform the tests, but you should be "in control" of all the steps. If applicable, include STATA outputs, or Excel spreadsheets, in your submission.
State hypothesis Define test, one or 2 sided? Test assumptions (equal variance, normality) State test statistic (t, F, Chi-square) State critical value (1 or 2 sided, degrees of freedom) example: f crit (1, 3, 20) State conclusions. You can use Excel or STATA as an aid to perform the tests, but you should be "in control" of all the steps. If applicable, include STATA outputs, or Excel spreadsheets, in your submission.
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
Related questions
Question

Transcribed Image Text:Airplane Control Panel
8 15 10 11
16 11 14 19
12 7 13 8
3. To find the best arrangement of instruments on a control panel of an
airplane, three different arrangements were tested by simulating
emergency conditions and observing the reaction time required to correct
the condition. The reaction times (in tenths of a second) of 12 pilots
(randomly assigned to the different arrangements) are shown in the table. The data are sufficiently normally
distributed. Test at the 0.01 level of significance whether the three arrangements are different from each other.
Arrangement 1
Arrangement 2
Arrangement 3

Transcribed Image Text:State hypothesis
Define test, one or 2 sided?
Test assumptions (equal variance, normality)
State test statistic (t, F, Chi-square)
State critical value (1 or 2 sided, degrees of freedom) example: f crit (1, 3, 20)
State conclusions.
You can use Excel or STATA as an aid to perform the tests, but you should be "in control" of all the steps. If
applicable, include STATA outputs, or Excel spreadsheets, in your submission.
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