Compute the range and sample standard deviation for strength of the concrete (in psi). 3920, 4090,...
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Compute the range and sample standard deviation for strength of the concrete (in psi). 3920, 4090, 3500, 3200, 2960, 3820, 4090, 4020 D. The range is psi. psi (Round to one decimal place as needed.) Compute the range and sample standard deviation for strength of the concrete (in psi). 3920, 4090, 3500, 3200, 2960, 3820, 4090, 4020 D. The range is psi. psi (Round to one decimal place as needed.)
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