please answer question 6 and part 2 asap. thank you will upvote

6. In an attempt to judge and monitor the quality of instruction, the administration of Mega-Byte Academy devised an examination to test students on the basic concepts that all should have learned. Each year, a random sample of 10 graduating students is selected for the test. The Is the process in control? Explain. average score is used to track the quality of the educa- 5. The Marlin Company produces plastic bottles to cus- tional prcess. Test results for the past 10 years are shown tomer order. The quality inspector randomly selects four in Table 6.2. Use these data to estimate the center and standard deviation for this distribution. Then calculate the twosigma control limits for the process average. What comments would you make to the administration of the Mega-Byte Academy