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The table shows the number of hours that a group of friends been in the first week training to run a marathon. In the second week they each add five hours to their training times what are the mean median mode and range of times for the second week

Jeff - 9
Mark - 5
Karen - 5
Costas - 5
Brett - 7
Nikki - 6
Jack - 7

A.
Mean is 10
Median is 11
Mode is 11.3
Range is 4

B.
Mean is 11
Median is 11.3
Mode is 10
Range is 0.3

C
Mean is 11.3
Median is 11
Mode is 10
Range is 4

D
Mean is 11.3
Median is 11
Mode is 10
Range is 0.3

Please help this is a test question

Respuesta :

Mean is 11.3 and the range is 4. Dont need to add 5 for all. Just do mean for the given options and add 5 at the end. Same with the range 9-5=4. Doesn’t change when you add 5 for all

C

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