In An Attempt To Judge And Monitor The Quality Of Instruction The Administration Of Mega Byte Academy Devised An Examin 1 (251.69 KiB) Viewed 29 times
In An Attempt To Judge And Monitor The Quality Of Instruction The Administration Of Mega Byte Academy Devised An Examin 2 (239.33 KiB) Viewed 29 times
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 average score is used to track the quality of the educational process. Test results for the past 10 years are shown in the table below. Click the icon to view test scores on exit exam data. Use these data to estimate the center and standard deviation for this distribution. Then calculate the two-sigma control limits for the process average. What comments would you make to the administration of the Mega-Byte Academy? The center of the distribution is estimated as The standard deviation is decimal place.) . (Enter your responses rounded to one
More Info Year 1 1 2 3 4 5 6 7 8 9 10 2 3 4 65 57 92 87 90 75 59 88 67 81 89 55 62 67 78 64 85 88 77 69 60 57 79 83 94 85 56 77 97 86 86 88 94 90 76 88 92 91 71 89 Student 6 7 8 9 61 85 58 63 83 63 94 72 71 86 98 54 90 93 71 59 93 84 90 97 72 64 60 81 86 64 92 74 72 75 61 92 97 87 76 86 81 71 86 87 91 63 93 87 69 98 Done 5137 70 36 89 69 64 89 65 78 93 97 91 Print 10 71 70 Average 70.9 73.0 76.2 76.0 77.1 74.0 79.8 82.3 84.6 87.8 X
Join a community of subject matter experts. Register for FREE to view solutions, replies, and use search function. Request answer by replying!