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The average number of acres burned by forest and range fires in a large county is 3,900 acres per year, with a standard deviation of 650 acres. The distribution of the number of acres burned is normal a. Compute the probability that more than 4,000 acres will be burned in any year, b. Determine the probability that fewer than 3,000 acres will be burned in any year. c. What is the probability that between 1,500 and 3,800 acres will be burmed? those years when more than 4,500 acres are burned, help is needed from eastern-region fire teams. Determine the probability help will be needed in any year. d. a. The probability that more than 4,000 acres will be burned is 4404 (Round to four decimal places as needed.) b. The probability that fewer than 3,000 acres will be burned is 0838 (Round to four decimal places as needed.) c. The probability that between 1,500 and 3,800 acres will be burned is. (Round to four decimal places as needed.) d. The probability help will be needed is .1788 (Round to four decimal places as needed.)

The average number of acres burned by forest and range fires in a large county is 3,900 acres per year, with a standard deviation of 650 acres. The distribution of the number of acres burned is normal a. Compute the probability that more than 4,000 acres will be burned in any year, b. Determine the probability that fewer than 3,000 acres will be burned in any year. c. What is the probability that between 1,500 and 3,800 acres will be burmed? those years when more than 4,500 acres are burned, help is needed from eastern-region fire teams. Determine the probability help will be needed in any year. d. a. The probability that more than 4,000 acres will be burned is 4404 (Round to four decimal places as needed.) b. The probability that fewer than 3,000 acres will be burned is 0838 (Round to four decimal places as needed.) c. The probability that between 1,500 and 3,800 acres will be burned is. (Round to four decimal places as needed.) d. The probability help will be needed is .1788 (Round to four decimal places as needed.)

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The average number of acres burned by forest and range fires in a large county is 3,900 acres per year, with a standard deviation of 650 acres. The distribution of the number of acres burned is normal. a. Compute the probability that more than 4,000 acres will be burned in any year. b. Determine the probability that fewer than 3,000 acres will be burned in any year. c. What is the probability that between 1,500 and 3,800 acres will be burned? d. In those years when more than 4,500 acres are burned, help is needed from eastern-region fire teams. Determine the probability help will be needed in any year. a. The probability that more than 4,000 acres will be burned is .4404 (Round to four decimal places as needed.) b. The probability that fewer than 3,000 acres will be burned is .0838 (Round to four decimal places as needed.) c. The probability that between 1,500 and 3,800 acres will be burned is (Round to four decimal places as needed.) d. The probability help will be needed is .1788 (Round to four decimal places as needed.) Enter your answer in each of the answer boxes. MacBook Pro 888 esc & @ # 2$ 3 4 5 7 1 2 # 00 00
Transcribed Image Text:The average number of acres burned by forest and range fires in a large county is 3,900 acres per year, with a standard deviation of 650 acres. The distribution of the number of acres burned is normal. a. Compute the probability that more than 4,000 acres will be burned in any year. b. Determine the probability that fewer than 3,000 acres will be burned in any year. c. What is the probability that between 1,500 and 3,800 acres will be burned? d. In those years when more than 4,500 acres are burned, help is needed from eastern-region fire teams. Determine the probability help will be needed in any year. a. The probability that more than 4,000 acres will be burned is .4404 (Round to four decimal places as needed.) b. The probability that fewer than 3,000 acres will be burned is .0838 (Round to four decimal places as needed.) c. The probability that between 1,500 and 3,800 acres will be burned is (Round to four decimal places as needed.) d. The probability help will be needed is .1788 (Round to four decimal places as needed.) Enter your answer in each of the answer boxes. MacBook Pro 888 esc & @ # 2$ 3 4 5 7 1 2 # 00 00
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