The quantity of ad-free programming minutes per hour at a streaming service providerare normally distributed with a population standard deviation of8

minutes and an unknown population mean. A random sample of90

programming hoursis taken and results in a sample mean of46

ad-free programming minutes per hour.

Identify the parameters needed to calculatea confidence interval at the90%

confidence level. Then find the confidence interval.

QUIZ #4 - Knewton X + X CD https://www.knewton.com/learn/course/4e032bd4-c19c-4124-b9bc-75554906af07/quiz/f4bd4a97-8d67-450a-9bab-267a56bd2689 G S ... - 4 days 17/20 Identify the parameters needed to calculate a confidence interval at the 90% confidence level. Then find the confidence interval. 20.10 Z0.05 20.025 20.01 Z0.005 1.282 1.645 1.960 2.326 2.576 You may use a calculator or the common z values above. . Round the final answer to one decimal place, if necessary. Provide your answer below: r = 46 6= 8 2 = 90 a = FEEDBACK 2:39 PM Type here to search 7/29/2021 17