![Mathematics](/tpl/images/cats/mat.png)
Mathematics, 30.03.2021 01:00, kelechikamalu1
A dog trainer compared mean numbers of lessons for two
groups of dogs to learn a new trick.
Mean number of lessons Mean Absolute Deviation (MAD)
Group A 5
Group B 3
2
2
Which statement about the data is true?
The mean number of lessons for group A is greater than the mean
for group B by 1 MAD
B. The mean number of lessons for group A is greater than the mean
for group B by 2 MAD
C. The MAD for group A is more than the MAD for group B
D. On average, the dogs in group B required more lessons than the
dogs in group A
![answer](/tpl/images/cats/otvet.png)
Answers: 2
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Do you know the correct answer?
A dog trainer compared mean numbers of lessons for two
groups of dogs to learn a new trick.
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