Create bell curve in excel and show confidence intervals

Jul 4th, 2014
Anonymous
Category:
Mathematics
Price: \$5 USD

Question description

Mean = 7.43 pounds

SD = 1.25 pounds

Sample = 18,665

(µ - σ, µ + σ) = (7.43-1.25,7.43+1.25) = (6.18, 8.68)

(µ - 2σ, µ + 2σ) =(7.43-2*1.25, 7.43+2*1.25) = (4.93 , 9.93)

(µ - 3σ, µ + 3σ ) =(7.43-3*1.25, 7.43+3*1.25) = (3.68 , 11.18)

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