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Suppose that the speeds of cars travelling on California freeways are normally distributed with a mean of 5: miles miles hour hour show that exactly 5% of the speeds exceed this limit. Find the standard deviation of the speeds of cars travelling on California freeways. Carry your intermediate computations to at least four decimal places. Round your answer to at least one decimal place. O . The highway patrol's policy is to issue tickets for cars with speeds exceeding 75 miles hour X . The records

Suppose that the speeds of cars travelling on California freeways are normally distributed with a mean of 5: miles miles hour hour show that exactly 5% of the speeds exceed this limit. Find the standard deviation of the speeds of cars travelling on California freeways. Carry your intermediate computations to at least four decimal places. Round your answer to at least one decimal place. O . The highway patrol's policy is to issue tickets for cars with speeds exceeding 75 miles hour X . The records

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section: Chapter Questions
Problem 22SGR
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hour Suppose that the speeds of cars travelling on California freeways are normally distributed with a mean of 55 miles miles The highway patrol's policy is to issue tickets for cars with speeds exceeding 75 -. The records hour show that exactly 5% of the speeds exceed this limit. Find the standard deviation of the speeds of cars travelling on California freeways. Carry your intermediate computations to at least four decimal places. Round your answer to at least one decimal place. miles. hour X
Transcribed Image Text:hour Suppose that the speeds of cars travelling on California freeways are normally distributed with a mean of 55 miles miles The highway patrol's policy is to issue tickets for cars with speeds exceeding 75 -. The records hour show that exactly 5% of the speeds exceed this limit. Find the standard deviation of the speeds of cars travelling on California freeways. Carry your intermediate computations to at least four decimal places. Round your answer to at least one decimal place. miles. hour X
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