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11 Dec 2019
The graph below shows three different normal distributions.
Which statement must be true?
- Each distribution has a different mean and the same standard deviation.
- Each distribution has a different mean and a different standard deviation.
- Each distribution has the same mean and the same standard deviation.
- Each distribution has the same mean and a different standard deviation
The graph below shows three different normal distributions.
Which statement must be true?
- Each distribution has a different mean and the same standard deviation.
- Each distribution has a different mean and a different standard deviation.
- Each distribution has the same mean and the same standard deviation.
- Each distribution has the same mean and a different standard deviation
Deanna HettingerLv2
1 Apr 2020