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C www.weba 7.1.018 M What price do farmers get for their watermelon crops? water

ID: 3059356 • Letter: C

Question

C www.weba 7.1.018 M What price do farmers get for their watermelon crops? watermelon. Assume that is known to be S 1.92 per 100 pounds. In the third week of July, a random sample of 41 farming regions gave a sample mean of x $6.88 per 100 pounds of (a) Find a 90% confidence interval for the population mean price (per 100 pounds) that farmers in this region get for their watermeion crop. what is the margin of error? (Round your answers to two decimal places.) lower limit upper imit margin of error price per 100 pounds of watermelon (Round up to (b) Find the sample size necessary for a 90% confidence level with maximal error of estimate E-0.29 for the mean the nearest whole number.) farming regions (c) A farm brings 15 tons of watermelon to market. Find a 90% confidence interval for the population mean can ouer tha ese wars be ton is 2000 pounds. (Round your answers to two decimal places.) lower imit upper limit margin of error $ 8 6 4

Explanation / Answer

C www.weba 7.1.018 M What price do farmers get for their watermelon crops? watermelon. Assume that is known to be S 1.92 per 100 pounds. In the third week of July, a random sample of 41 farming regions gave a sample mean of x $6.88 per 100 pounds of (a) Find a 90% confidence interval for the population mean price (per 100 pounds) that farmers in this region get for their watermeion crop. what is the margin of error? (Round your answers to two decimal places.) lower limit upper imit margin of error price per 100 pounds of watermelon (Round up to (b) Find the sample size necessary for a 90% confidence level with maximal error of estimate E-0.29 for the mean the nearest whole number.) farming regions (c) A farm brings 15 tons of watermelon to market. Find a 90% confidence interval for the population mean can ouer tha ese wars be ton is 2000 pounds. (Round your answers to two decimal places.) lower imit upper limit margin of error $ 8 6 4