Streamwave Media

2. The average of the squared differences from the mean; what ANOVA is literally analyzing
4. Standard ________ measures how spread out scores are around the mean
8. The arithmetic average; calculated for Basic, Standard, and Premium separately
10. The highest-priced tier; also the group with the highest average satisfaction score
11. When a result is statistically __________, it is unlikely due to random chance
14. The satisfaction score is the __________ variable in this analysis
17. The hypothesis that says at least one tier has a different mean satisfaction score
18. The dependent variable being measured in StreamWave's customer survey

1. If this number is less than 0.05, you reject the null hypothesis
3. The ratio of between-group variance to within-group variance; the key output of your test
4. Degrees of freedom for the __________ = total N minus number of groups = 87
5. The hypothesis that says satisfaction scores are the same across all three tiers
6. The subscription tier is the __________ variable in this analysis
7. The middle subscription tier at StreamWave Media
9. The value that appears most frequently in a dataset
12. Degrees of freedom for the __________ = number of groups minus 1 = 2
13. What you do to the null hypothesis when p < 0.05
15. The entry-level tier; also the group with the lowest average satisfaction score
16. The middle value in a dataset when sorted from lowest to highest
19. Analysis of Variance — the statistical test used to compare three subscription tiers at StreamWave