The mean voltage and standard deviation of 5 batteries from each manufacturer were measured. The results are summarized in the following table. Manufacturer Sample mean voltage (millivolts) Sample standard deviatio A 167 2 163 3 What type of hypothesis test should be performed? Select What is the test statistic? Ex: 0.123E What is the number of degrees of freedom? Ex: 25E Does sufficient evidence exist to support the claim that the voltage of the batteries made by the two manufacturers is different at the a = 0.1 significance level? Select

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The mean voltage and standard deviation of 5 batteries from each manufacturer were
measured. The results are summarized in the following table.
Manufacturer Sample mean voltage (millivolts) Sample standard deviatio
A
167
2
163
3
What type of hypothesis test should be performed? Select
What is the test statistic? Ex: 0.123E
What is the number of degrees of freedom? Ex: 25E
Does sufficient evidence exist to support the claim that the voltage of the batteries made
by the two manufacturers is different at the a = 0.1 significance level?
Select
Transcribed Image Text:The mean voltage and standard deviation of 5 batteries from each manufacturer were measured. The results are summarized in the following table. Manufacturer Sample mean voltage (millivolts) Sample standard deviatio A 167 2 163 3 What type of hypothesis test should be performed? Select What is the test statistic? Ex: 0.123E What is the number of degrees of freedom? Ex: 25E Does sufficient evidence exist to support the claim that the voltage of the batteries made by the two manufacturers is different at the a = 0.1 significance level? Select
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