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The time (in number of days) until maturity of a certain variety of tomato pla...
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The time (in number of days) until maturity of a certain variety of tomato plant is Normally distributed with unknown mean μ and standard deviation σ = 2.4. A simple random sample of four plants of this variety is selected. The number of days until maturity for each plant is given below63 69 62 66
Based on these data, a 99% confidence interval for μ, in days, is
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