Answer to Question 1
3
Rationale 1: Scores of 77.786.9 would account for 68.26 of the scores (1 SD).
Rationale 2: Scores of 73.191.5 would account for 95.44 of the scores (2 SD).
Rationale 3: Scores of 68.596.1 would account for 99.72 of the scores (3 SD).
Rationale 4: Scores of 70.190.5 do not accurately represent a specific range of scores.
Global Rationale:
Answer to Question 2
4
Rationale 1: If more scores are at the lower end of the distribution and the tail points to the right, it is positively skewed.
Rationale 2: Scores are evenly distributed in a nonskewed or normal distribution.
Rationale 3: Scores clustered around the mean would not result in a skewed distribution.
Rationale 4: In a negatively skewed distribution, more scores are at the upper end of the distribution and the tail of the distribution points to the left.
Global Rationale:
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