Mathematics, 25.09.2021 08:10 epunisa
The average age for licensed drivers in a county is 43.4, with a standard deviation of 16, and the distribution is approximately normal. A county police officer was interested in whether the average age of those receiving speeding tickets is less that the average age of the population who has a license. She obtained a sample of 23 drivers with speeding tickets. The average age for this sample was 33.4. Do all the steps of hypothesis testing using the 0.01 significance level. What are the 7 steps ?
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The average age for licensed drivers in a county is 43.4, with a standard deviation of 16, and the d...
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