Small Medium Large 8 3 12 5 14 1 585 5 5 10 4 631 2 4 10 0 3 11 3 0 4 0 4 5806 5 2 3 3 4 59 6 4
1. A dog groomer is often asked if small dogs bark more than larger dogs. To test this, he logs the number of separate barking episodes per day for three size dogs: small, medium, and large. In a separate file you will find the number of barking episodes for 12 dogs.
On average, small dogs barked the most
On average, medium sized dogs barked the least
Mean: 2.75
USE SPSS FOR ALL PARTS AND SHOW DATA OUTPUT (PLOTS AND TABLES)
A. Do the different size dogs bark a significantly different number of times? Test with an α = 0.05.
B. If appropriate, use Tukey’s HSD post hoc test and report where the differences are. If inappropriate, state why.
C. Calculate and interpret the effect size.
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