Question
Nationally, about 11% of the total U.S. wheat crop is destroyed each year by hail.An insurance company is studying wheat hail damage claims in a
Nationally, about 11% of the total U.S. wheat crop is destroyed each year by hail.An insurance company is studying wheat hail damage claims in a county in Colorado. A random sample of 16 claims in the county reported the percentage of their wheat lost to hail.17 9 10 9 12 19 15 13 9 12 23 18 14 11 12 5
The sample mean isx=13.0%. Letxbe a random variable that represents the percentage of wheat crop in that county lost to hail. Assume thatxhas a normal distribution and= 5.0%. Do these data indicate that the percentage of wheat crop lost to hail in that county is different (either way) from the national mean of 11%? Use= 0.01.
(c) Find (or estimate) theP-value. (Round your answer to four decimal places.)
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