The sales representative for a manufacturer of a new product claims that the product will increase output per machine by more than 30 units per hour. A line manager installs the product on 15 of the machines and finds that the average increase was only 26 with a standard deviation of 6.2. What are the appropriate null and alternative hypotheses? H0 : μ = 30 and H1: μ ≠ 30 H0 : μ < 30 and H1: μ > 30 H0 : μ = 30 and H1: μ > 30 H0 : μ > 30 and H1: μ ≤ 30
The sales representative for a manufacturer of a new product claims that the product will increase output per machine by more than 30 units per hour. A line manager installs the product on 15 of the machines and finds that the average increase was only 26 with a standard deviation of 6.2. What are the appropriate null and alternative hypotheses? H0 : μ = 30 and H1: μ ≠ 30 H0 : μ < 30 and H1: μ > 30 H0 : μ = 30 and H1: μ > 30 H0 : μ > 30 and H1: μ ≤ 30
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.
Chapter13: Probability And Calculus
Section13.2: Expected Value And Variance Of Continuous Random Variables
Problem 10E
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The sales representative for a manufacturer of a new product claims that the product will increase output per machine by more than 30 units per hour. A line manager installs the product on 15 of the machines and finds that the average increase was only 26 with a standard deviation of 6.2. What are the appropriate null and alternative hypotheses?
H0 : μ = 30 and H1: μ ≠ 30
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H0 : μ < 30 and H1: μ > 30
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H0 : μ = 30 and H1: μ > 30
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H0 : μ > 30 and H1: μ ≤ 30
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