Day 1 6.6
Day 2 5.2
Day 3 6.6
Day 4 5.5
Day 5 7.2
Day 6 4.8
Day 7 2.3
Day 8 7.8
Day 9 7.6
Day 10 7.5
Day 11 6.6
Day 12 5.2
Day 13 6.6
Day 14 5.5
Day 15 7.2
QUESTION
Divide your data in half, your first 8 observations and your last 7 observations. Then use ANOVA to test to see if there is a significant difference between the two halves of your data.
http://statpages.org has several ANOVA calculators including this one, http://members.aol.com/johnp71/anova1sm.html
Solution Preview
Please the attached Word file for complete solutions with screenshots. The text below is included in the Word file.
First of all, if we are to use the link that you've suggested we will need the following pieces of information:
- sample size for both groups (you've set it at 8 for sample 1 and 7 for sample 2)
- mean for each sample
- standard deviation for each sample
Day 1 ...
Solution Summary
The solution shows detailed steps of performing ANOVA analysis given a data sample. Freely available calculators that can be used by going to specific webpages are used, with screenshots provided in the solution to guide the student.
... Using ANOVA (short for Analysis of Variance), however, we can test 3 ... Why do we need a new test method to compare ... Most of the testing is to determine one or two ...
... a situation, preferably from your work place, where this style of testing would be or ...ANOVA is a general technique that can be used to test the hypothesis ...
... Is there a statistically significant difference between the mean of the ... The solution include the t test for the ...between two sample means, ANOVA and Correlation ...
... of variance assumption is tested using the Levine's test for homogeneity of ... The null hypothesis tested is. ...ANOVA Source of Variation SS df MS F P-value F crit ...
...ANOVA Source of Variation SS df MS F P-value ... Explained in layman's terms, the t test determines a probability ... are the same with respect to the variable tested. ...
... b. One-way ANOVA The null hypothesis tested by one ...tests and their application to the anova problem we ... Summary of Scheffe Test Results Group One versus Group ...
... As with other mean comparison tests, normal distribution can be ... We may use "Levene's Test" to verify this in ... SPSS ANOVA Analyses and Results In the sample data ...
... are inconclusive, but going further and testing for the F ... major difference is that, where the t test measures the ... One potential drawback to an ANOVA is that you ...
... b. One-way ANOVA The null hypothesis tested by one ...tests and their application to the anova problem we ... Summary of Scheffe Test Results Group One versus Group ...
