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Math·Problem-Solving and Data Analysis·One-variable data: Distributions and measures of center and spread
hard
A zoologist observed the nests of wood ducks in an area. Each year, the zoologist recorded the number of eggs in each of the first nests that were observed and created a frequency table for the data set. Which of the following frequency tables represents the data set with the smallest standard deviation?
A
Number of eggs 7, 8, 9, 10, 11 with frequencies 8, 7, 5, 7, 8
B
Number of eggs 7, 8, 9, 10, 11 with frequencies 7, 7, 7, 7, 7
C
Number of eggs 7, 8, 9, 10, 11 with frequencies 2, 8, 15, 8, 2
D
Number of eggs 7, 8, 9, 10, 11 with frequencies 0, 5, 25, 5, 0