An agricultural researcher plants 25 plots with a new variety of corn. The average yield for these plots is X follows a normal distribution with unknown mean u and standard deviation s = 10 bushels. A 90% confidence interval for u is - 150 bushels per acre. Assume that the yield per acre for the new variety of corn Select one: a. 150 + 3.29 b. 150 + 16.45 C. 150 ± 2.00 d. 150 + 32 e. 150 3.42

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An agricultural researcher plants 25 plots with a new variety of corn. The average yield for these
plots is X
follows a normal distribution with unknown mnean u and standard deviation s = 10 bushels. A 90%
confidence interval for u İs
-150 bushels per acre. Assume that the yield per acre for the new variety of corn
Select one:
a. 150 + 3.29
b. 150 + 16.45
C. 150 + 2.00
d. 150 32
e. 150 3.42
Transcribed Image Text:An agricultural researcher plants 25 plots with a new variety of corn. The average yield for these plots is X follows a normal distribution with unknown mnean u and standard deviation s = 10 bushels. A 90% confidence interval for u İs -150 bushels per acre. Assume that the yield per acre for the new variety of corn Select one: a. 150 + 3.29 b. 150 + 16.45 C. 150 + 2.00 d. 150 32 e. 150 3.42
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