yxvngJawn7938 yxvngJawn7938
  • 21-03-2024
  • Mathematics
contestada

Suppose that the speeds of cars travelling on California freeways are normally distributed with a mean of 57 (miles)/(hour). The highway patrol's policy is to issue tickets for cars with speeds ex___
a) 50 miles/hour
b) 55 miles/hour
c) 60 miles/hour
d) 65 miles/hour

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