In an effort to budget for future missions NASA is

Last updated: 12/14/2023

In an effort to budget for future missions NASA is interested in X the amount of fuel required by its space shuttle in a round trip to the moon Specifically they want to prove that the mean amount of fuel required is less than 28 000 kg They wish to perform this hypothesis test using 0 05 Unfortunately due to the expense associated with collecting observations NASA has only the following five samples to analyze all observations are in units of kg 28 150 Suppose the data has an approximately normal distribution Part a 5 points State the appropriate null and alternative hypothesis for this test 27 222 27 928 27 121 27 009 Part b 5 points Identify the test statistic and p value and state the conclusion of the test