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Author Question: Use a 0.05 significance level and conduct a full hypothesis test. List the null and alternative ... (Read 178 times)

D2AR0N

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on: Jan 18, 2020
Use a 0.05 significance level and conduct a full hypothesis test. List the null and alternative hypotheses, the z-score, the P-value, and whether to reject or not reject the null hypothesis. Round z-scores to the nearest tenth.

A manufacturer makes steel rods that are supposed to have a mean length of 50 centimeters. A retailer suspects that the bars are running short. The mean length for a random sample of 34 bars was
with a standard deviation of 3.6 centimeters.  Test the claim that the mean length is less than 50 centimeters.
Statistical Reasoning for Everyday Life ¦ Bennett, Briggs, Triola ¦ 5th Edition
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Marked as best answer by D2AR0N on Jan 18, 2020

jessicaduplan

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Reply #1 on: Jan 18, 2020
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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D2AR0N

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Reply 2 on: Jan 18, 2020
Great answer, keep it coming :)

marict

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Reply 3 on: Yesterday
Excellent

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