Show all work for full credit. Have a complete Hypothesis Test for each - including the 5 parts: hypotheses, test statistic, sketched and labeled normal curve, decision with justification and conclusion.

2. The amount of water consumed each week by Montana residents is normally distributed. A simple random sample of 10 residences was taken with a sample mean of 120.3 gallons and a sample standard deviation of 10.0 gallons. Test the claim at the 0.10 significance level that the average amount of water consumed is not 125 gallons. Use the P-value method of hypothesis testing.