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D Question 8 8 pts PG&E claims that the mean Rocklin household expenditure for energy was $1897. A recent survey of 6 Rocklin households found that their mean expenditure on energy was $2033 with a standard deviation of $153. Use a 0.05 significance level to test the claim that the mean Rocklin household expenditure for energy is equal to $1897 as PG&E claims. Ho: M = 1897 Ha: M [ Select ] 1897 The test statistic is: [ Select ] The Critical Value is: + [ Select ] Therefore, we: [ Select ] Conclusion There | [ Select ] appear to be enough evidence to support the claim that the mean Rocklin household expenditure for energy is equal to $1897 as PG&E claims