The table shows the cost of ballet lessons at 5 studios.

cost of ballet lessons: 20 25 25 25 38

Suppose a new studio opens. It charges $20 for ballet lessons.

Which measure of central tendency does not stay the same when the data for the new studio is included?

A. mean

B. median

C. mode

D. range

Question

The table shows the cost of ballet lessons at 5 studios.

cost of ballet lessons: 20 25 25 25 38


Suppose a new studio opens. It charges $20 for ballet lessons. 

Which measure of central tendency does not stay the same when the data for the new studio is included?

A. mean

B. median

C. mode

D. range

anonymous · Answer

@kropot72

kropot72 · Answer

To find the mean of the initial 5 values, add the 5 values and divide by 5. Can you do that?

anonymous · Answer

26.6

kropot72 · Answer

The new mean when the new studio is included is 
$$\frac{133+20}{6}=you\ can\ calculate$$