Chapter 9 and 10 Assignment: Problem 11 (1 point) A manufacturer of light bulbs advertises that, on average, its long-li

[answerhappygod]

Chapter 9 And 10 Assignment Problem 11 1 Point A Manufacturer Of Light Bulbs Advertises That On Average Its Long Li 1 (76.09 KiB) Viewed 18 times

Chapter 9 and 10 Assignment: Problem 11 (1 point) A manufacturer of light bulbs advertises that, on average, its long-life bulb will last more than 5300 hours. To test this claim, a statistician took a random sample of 105 bulbs and measured the amount of time until each bulb burned out. The mean lifetime of the sample of bulbs is 5362 hours and has a standard deviation of 460 hours. Can we conclude with 92% confidence that the claim is true? Fill in the requested information below. A. The value of the standardized test statistic: Note: For the next part, your answer should use interval notation. An answer of the form (−∞,a) is expressed (-inf, a), an answer of the form (b,∞) is expressed (b, inf), and an answer of the form (−∞,a)∪(b,∞) is expressed (-inf, a) ∪(b, inf). B. The rejection region for the standardized test statistic: C. The p-value is D. Your decision for the hypothesis test: A. Reject H0​. B. Reject H1​. C. Do Not Reject H1​ D. Do Not Reject H0​.