An agricultural researcher plants 25 plots with a new variety of corn. The average yield for these plots is $ overline{x}=150$ bushels per acre. Assume that the yield per acre for the new variety of corn follows a normaldistribution with unknown mean $ mu$ and standard deviation s = 10 bushels. A 90% confidence interval for $ mu$ is .....

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Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]

An agricultural researcher plants 25 plots with a new variety of corn. The average yield for these plots is

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RESEARCH METHODOLOGY

STATISTICAL TECHNIQUES AND TOOLS

T DISTRIBUTION