Mathematics, 05.05.2020 01:44, carlo123

True or False, and explain briefly:

(a) If you add 7 to each entry on a list, that adds 7 to the average.
(b) Ifyouadd7toeachentryonalist, that adds 7 tot he SD.
(c) If you double each entry on a list, that doubles the average.
(d) If you double each entry on a list, that doubles the SD.
(e) If you change the sign of each entry on a list, that changes the sign of the average.
(f) If you change the sign of each entry on a list, that changes the sign of the SD.

Answers: 2

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True or False, and explain briefly:

(a) If you add 7 to each entry on a list, that adds...