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The true average diameter of ball bearings of a certain type is supposed to be 0.5 inch. What conclusion is appropriate when testing Ho: μ = 0.5 versus H₂: μ ± 0.5 inch in each of the following situations? (a) n = 12, t = 1.8, α = 0.05 (b) (c) (d) Reject Ho Fail to reject Ho n = 12, t = -1.8, α = 0.05 Reject Ho Fail to reject Ho n = 26, t = -2.6, a = 0.01 Reject Ho Fail to reject Ho n = 26, t = -3.6 ☐ Reject Ho at any reasonable significance level Fail to reject Ho at any reasonable significance level

The true average diameter of ball bearings of a certain type is supposed to be 0.5 inch. What conclusion is appropriate when testing Ho: μ = 0.5 versus H₂: μ ± 0.5 inch in each of the following situations? (a) n = 12, t = 1.8, α = 0.05 (b) (c) (d) Reject Ho Fail to reject Ho n = 12, t = -1.8, α = 0.05 Reject Ho Fail to reject Ho n = 26, t = -2.6, a = 0.01 Reject Ho Fail to reject Ho n = 26, t = -3.6 ☐ Reject Ho at any reasonable significance level Fail to reject Ho at any reasonable significance level

Calculus For The Life Sciences
Calculus For The Life Sciences
2nd Edition
ISBN:9780321964038
Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Chapter8: Further Techniques And Applications Of Integration
Section8.EA: Extended Application Flow Systems
Problem 2EA
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The true average diameter of ball bearings of a certain type is supposed to be 0.5 inch. What conclusion is appropriate when testing Ho: μ = 0.5 versus Ha: 0.5 inch in each of the following situations? (a) = n = 12, t 1.8, α = 0.05 Reject Ho Fail to reject Ho (b) (c) (d) n = 12, t = -1.8, α = 0.05 Reject Ho Fail to reject Ho 26, t -2.6, a = 0.01 Reject Ho Fail to reject Ho n = 26, t = -3.6 Reject Ho at any reasonable significance level Fail to reject Ho at any reasonable significance level
Transcribed Image Text:The true average diameter of ball bearings of a certain type is supposed to be 0.5 inch. What conclusion is appropriate when testing Ho: μ = 0.5 versus Ha: 0.5 inch in each of the following situations? (a) = n = 12, t 1.8, α = 0.05 Reject Ho Fail to reject Ho (b) (c) (d) n = 12, t = -1.8, α = 0.05 Reject Ho Fail to reject Ho 26, t -2.6, a = 0.01 Reject Ho Fail to reject Ho n = 26, t = -3.6 Reject Ho at any reasonable significance level Fail to reject Ho at any reasonable significance level
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