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aev [14]
3 years ago
5

A dog trainer compared mean numbers of lessons for two

Mathematics
1 answer:
Vedmedyk [2.9K]3 years ago
4 0

Answer:

C. The mean number of lessons for group A is greater than the mean for group B by 2 MADs.

Step-by-step explanation:

Mean of Group A is greater than the mean of group B. The mean absolute deviation for the group A and B is 3. The different between the mean is 6 (15 - 9)

Number of mean absolute deviations is :

Difference between mean of two groups / MAD

6 / 3 = 2.

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Answer:

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Harrizon [31]

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