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A chemical company wishes to determine whether a new catalyst XA-100 changes the mean hourly yield of its chemical process and is different from the historical process mean of 750 pounds per hour.  After 35 trials are conducted using the new catalyst, the following outputs were given:  t = 6.943 at α = 0.01.  The null hypothesis is Ho:  __________.  (no spaces in your answer)

A chemical company wishes to determine whether a new catalyst XA-100 changes the mean hourly yield of its chemical process and is different from the historical process mean of 750 pounds per hour.  After 35 trials are conducted using the new catalyst, the following outputs were given:  t = 6.943 at α = 0.01.  The null hypothesis is Ho:  __________.  (no spaces in your answer)

FINANCIAL ACCOUNTING
FINANCIAL ACCOUNTING
10th Edition
ISBN:9781259964947
Author:Libby
Publisher:Libby
Chapter1: Financial Statements And Business Decisions
Section: Chapter Questions
Problem 1Q
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A chemical company wishes to determine whether a new catalyst XA-100 changes the mean hourly yield of its chemical process and is different from the historical process mean of 750 pounds per hour.  After 35 trials are conducted using the new catalyst, the following outputs were given:  t = 6.943 at α = 0.01.  The null hypothesis is Ho:  __________.  (no spaces in your answer)

 
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