The restaurant manager is testing the bartender's ability to pour 45 mL of spiritscorrectly into a mixed drink. The manager has the bartender pour water into 12 shotglasses to test their ability to pour the correct amount of spirits:1-Distribution Table48424546S-x=Round to three decimal places if necessaryNote: The data appears to be approximately normally distributed.Test the bartender's ability to pour 45 mL at the 10% level of significance.4447a. Calculate the sample mean and standard deviation.Round to three decimal places if necessary4345b. Calculate the test statistic.46474749 ctions: Onc. Determine the critical value(s) for the hypothesis test.Round to three decimal places if necessaryd. Conclude whether to reject the null hypothesis or not based on the test statistic.O RejectO Fail to RejectAccessibility: InvestigateSearchP

Hypothesized mean µ = 45 ml Sample size (n) = 12 Significance level, α = 0.10 For this study, we…

The restaurant manager is testing the bartender's ability to pour 45 mL of spirits correctly into a mixed drink. The manager has the bartender pour water into 12 shot glasses to test their ability to pour the correct amount of spirits: T-Distribution Table x= 48 42 45 46 S= Note: The data appears to be approximately normally distributed. Test the bartender's ability to pour 45 mL at the 10% level of significance. Round to three decimal places if necessary a. Calculate the sample mean and standard deviation. Round to three decimal places if necessary t- 44 47 b. Calculate the test statistic. 43 45 46 47 47 49