Mathematics, 06.05.2021 16:40 sonyalehardez
The average price for a movie ticket in a certain country in 2018 was $9.73. A random sample of 26 movie ticket prices in a major city in that country had a sample mean of $13.28 with a standard deviation of $3.43. a. Do we have evidence that the price of a movie ticket in that city is different from the national average? Use a significance level of 0.05. b. Construct a 95% confidence interval for the price of a movie ticket in that city. How does your confidence interval support your conclusion in part (a)?
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