Paul teaches math to five classes in sixth grade. he wants to measure the variation in the performances of students of each class. which measures will him? mean absolute deviation, mean, interquartile, median, range, mode

mean absolute deviation

Step-by-step explanation:

The mean absolute deviation of a dataset is the average distance between each data point and the mean. It gives us an idea about the variability in a dataset.

the prerson abovethis is correct

Step-by-step explanation:

step-by-step explanation:

first, eliminate the parenthesis:

3

x

+

2

−

4

x

second, group like terms:

3

x

−

4

x

+

2

third, combine like terms:

(

3

−

4

)

x

+

2

→

−

1

x

+

2

→

−

x

+

2

i dont know sorry

step-by-step explanation: