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I need help with this question. The Ontario Ministry of Transportation claims that the average speed of cars on the 401 is 110 kmlh. However,

I need help with this question.

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The Ontario Ministry of Transportation claims that the average speed of cars on the 401 is 110 kmlh. However, many drivers believe that the average speed is different from this value. The speeds of 39 randomly selected cars travelling along the 401 were recorded, with a resulting sample mean of 112 km/h. Speeds of cars are known to follow a normal distribution with a population standard deviation of 13 km/h. Using this information, test the null hypothesis H0 : ,u. = 110 against the alternative hypothesis H A : u 7': 110 , at the 5% level of significance. a) What is the value of the test statistic? Round your response to at least 3 decimal places. b) What is the appropriate pvalue? Round your response to at least 3 decimal places. 0) Complete the following sentence to form a conclusion to your hypothesis test: Therefore, there Click for List v evidence to reject the null hypothesis, which suggests the mean speed of cars on the 401 Click for List 7

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