Question #55988

suppose for 40 observation, the variance is 50. If all the observation are increased by 20, the variance of these increased observation will be_________?

Options:

A) 50

B) 70

C) 50/20

D) 50-20=30

Answer: suppose for 40 observation, the variance is 50. If all the observation are increased by 20, the variance of these increased observation will be 50.

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Question #55988

suppose for 40 observation, the variance is 50. If all the observation are increased by 20, the variance of these increased observation will be_________?

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Question #55988

suppose for 40 observation, the variance is 50. If all the observation are increased by 20, the variance of these increased observation will be_________?

Options:

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