There are five people in a room, ages 10, 10, 15, 20 and 20. If the 15 year old leaves the room, the (hint: think about what standard deviation measures. You don't need to calculate anything in this problem) mean age and standard deviation will stay the same. mean age will stay the same, but the standard deviation will increase. mean age will stay the same, but the standard deviation will decrease. mean age and standard deviation will increase.
There are five people in a room, ages 10, 10, 15, 20 and 20. If the 15 year old leaves the room, the (hint: think about what standard deviation measures. You don't need to calculate anything in this problem) mean age and standard deviation will stay the same. mean age will stay the same, but the standard deviation will increase. mean age will stay the same, but the standard deviation will decrease. mean age and standard deviation will increase.
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 22PFA
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