snakeweed8130 snakeweed8130

06-03-2024
Mathematics

contestada

If the mean and standard deviation of six observations are 8 and 4, respectively, what are the new mean and new standard deviation when each observation is multiplied by 3?
a) Mean: 24, Standard deviation: 12
b) Mean: 8, Standard deviation: 4
c) Mean: 24, Standard deviation: 4
d) Mean: 8, Standard deviation: 12

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