Concerned about the high price of gas,you conduct a hypothesis test to determine if the cost of gas in your area has risen above $1.35 per litre.Use the provided computer output to draw a conclusion about the price of gas at a significance level of 0.05. Test of : ? = 1.35 vs : ? > 1.35
N Mean StDev t P-value
22 1.38 0.08 1.759 0.0466
A) Fail to reject the null - there is evidence that the average gas price has exceeded $1.35 per litre in your area.
B) Reject the null - there is evidence that the average gas price has exceeded $1.35 per litre in your area.
C) Fail to reject the null - there is no evidence that the average gas price has exceeded $1.35 per litre in your area.
D) Reject the null - there is no evidence that the average gas price has exceeded $1.35 per litre in your area.
E) There is insufficient information to draw a conclusion.
Correct Answer:
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