PLEASE HELP ANSWER 4 QUESTIONS! PLEASE ANSWER AS MANY AS YOU CAN!!

The shoe sizes of a group of middle school girls are shown.


5.5 6 7 8.5 6.5
6.5 8 7.5 8 5

If a shoe size of 9 is added to the data, how does the median change?




The average high temperatures in degrees for a city are listed.

58, 61, 71, 77, 91, 100, 105, 102, 95, 82, 66, 57

If a value of 42.5° is added to the data, how does the mean change and by how much?





The average high temperatures in degrees for a city are listed.

58, 61, 71, 77, 91, 100, 105, 102, 95, 82, 66, 57

If a value of 82° is changed to 94°, which of the following measures changes the most and what is the new value?




The average high temperatures in degrees for a city are listed.

58, 61, 71, 77, 91, 100, 105, 102, 95, 82, 66, 57

If a value of 82° is changed to 94°, which of the following measures changes the most and what is the new value?