What type of hypothesis test should be performed? Ex: Left-tailed z-test, Two-tailed z-test, Paired t-test, or Unpaired t-test What is the test statistic? Ex: 0.123 What is the number of degrees of freedom? Ex: 25 Does sufficient evidence exist to support the claim that the voltage of the batteries made by the two manufacturers is different at the α=0.05 significance level? Ex: yes or no
What type of hypothesis test should be performed? Ex: Left-tailed z-test, Two-tailed z-test, Paired t-test, or Unpaired t-test What is the test statistic? Ex: 0.123 What is the number of degrees of freedom? Ex: 25 Does sufficient evidence exist to support the claim that the voltage of the batteries made by the two manufacturers is different at the α=0.05 significance level? Ex: yes or no
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.5: Comparing Sets Of Data
Problem 1GP
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Question
What type of hypothesis test should be performed? Ex: Left-tailed z-test, Two-tailed z-test, Paired t-test, or Unpaired t-test
What is the test statistic? Ex: 0.123
What is the number of degrees of freedom? Ex: 25
Does sufficient evidence exist to support the claim that the voltage of the batteries made by the two manufacturers is different at the α=0.05 significance level? Ex: yes or no
![The mean voltage and standard deviation of 6 batteries from each manufacturer were
measured. The results are summarized in the following table.
Manufacturer Sample mean voltage (millivolts) Sample standard deviatio
A
106
В
99
3
What type of hypothesis test should be performed? Select
What is the test statistic? Ex: 0.123
What is the number of degrees of freedom? Ex: 25
Does sufficient evidence exist to support the claim that the voltage of the batteries made
by the two manufacturers is different at the a = 0.05 significance level? Select ♥](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F128d7a0c-27a0-4083-8427-719d64466bab%2Ff4cfe753-c34b-4db5-9ee6-4bd0d1a9eb7c%2Fsr94ji5_processed.png&w=3840&q=75)
Transcribed Image Text:The mean voltage and standard deviation of 6 batteries from each manufacturer were
measured. The results are summarized in the following table.
Manufacturer Sample mean voltage (millivolts) Sample standard deviatio
A
106
В
99
3
What type of hypothesis test should be performed? Select
What is the test statistic? Ex: 0.123
What is the number of degrees of freedom? Ex: 25
Does sufficient evidence exist to support the claim that the voltage of the batteries made
by the two manufacturers is different at the a = 0.05 significance level? Select ♥
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