Q2. An analyst is interested in testing whether four population have equal means. The following sample data have been collected from populations that are assumed to be normally distributed with equal variance: Sample 1 7 3 5 Sample 2 4 8 6 a) How many different populations are being considered in this analysis? b) Fill in the ANOVA table with the missing values> Source of variation Between Samples Within Samples Total SS Df c) State the appropriate null and alternative hypothesis. MS Sample 3 7 8 6 F-ratio
Q2. An analyst is interested in testing whether four population have equal means. The following sample data have been collected from populations that are assumed to be normally distributed with equal variance: Sample 1 7 3 5 Sample 2 4 8 6 a) How many different populations are being considered in this analysis? b) Fill in the ANOVA table with the missing values> Source of variation Between Samples Within Samples Total SS Df c) State the appropriate null and alternative hypothesis. MS Sample 3 7 8 6 F-ratio
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
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a) How many different populations are being considered in this analysis?
02. An analyst is interested in testing whether four population have equal means. The following sample
data have been collected from populations that are assumed to be normally distributed with equal variance:
Sample 1
Sample 2
Sample 3
b) Fill in the ANOVA table with the missing values>
Source of variation
SS
Between Samples
Within Samples
Total
Df
* ll O 67%
c) State the appropriate null and alternative hypothesis.
MS
6
:
F-ratio
d) Based on the analysis of F-test, what conclusion should be reached regarding the null hypothesis? Tes
using a significance level of 0.05. (From test table critical F= 5.14)
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