The commercial for the new Meat Man Barbecue claims that it takes 9 minutes for assembly. A consumer advocate thinks that the assembly time is lower than 9 minutes. The advocate surveyed 15 randomly selected people who purchased the Meat Man Barbecue and found that their average time was 7.3 minutes. The standard deviation for this survey group was 2.7 minutes. What can be concluded at the the a = 0.10 level of significance level of significance? a. For this study, we should use b. The null and alternative hypotheses would be: Select an answer Ho: ? Select an answer H1: Select an answer c. The test statistic ? (please show your answer to 3 decimal places.) d. The p-value = (Please show your answer to 4 decimal places.)

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ch 9

The commercial for the new Meat Man Barbecue claims that it takes 9 minutes for assembly. A consumer
advocate thinks that the assembly time is lower than 9 minutes. The advocate surveyed 15 randomly selected
people who purchased the Meat Man Barbecue and found that their average time was 7.3 minutes. The
standard deviation for this survey group was 2.7 minutes. What can be concluded at the the a = 0.10 level of
significance level of significance?
%3D
a. For this study, we should use
b. The null and alternative hypotheses would be:
Select an answer
Но:
?
Select an answer
H1:
?
Select an answer
c. The test statistic
(please show your answer to 3 decimal places.)
=
d. The p-value =
(Please show your answer to 4 decimal places.)
Transcribed Image Text:The commercial for the new Meat Man Barbecue claims that it takes 9 minutes for assembly. A consumer advocate thinks that the assembly time is lower than 9 minutes. The advocate surveyed 15 randomly selected people who purchased the Meat Man Barbecue and found that their average time was 7.3 minutes. The standard deviation for this survey group was 2.7 minutes. What can be concluded at the the a = 0.10 level of significance level of significance? %3D a. For this study, we should use b. The null and alternative hypotheses would be: Select an answer Но: ? Select an answer H1: ? Select an answer c. The test statistic (please show your answer to 3 decimal places.) = d. The p-value = (Please show your answer to 4 decimal places.)
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