ขนาดวิดีโอ: 1280 X 720853 X 480640 X 360
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The mean will be 59.3
Thank you
6:57 denominator of SD will be n and not n-1
please solve this difficult question 7. Following table shows the scores obtained bystudents of nutrition:60 94 75 82 72 57 92 75 85 77 9172 85 64 78 75 62 49 70 94 72 8455 90 88 81 64 91 79 66 68 67 7445 76 73 68 85 73 83 85 71 87 5782 78 68 70 71 78 69 98 65 61 8384 69 77 81 87 79 64 72 55 76 6893 56 67 71 83 72 82 78 62 82 4963 73 89 78 81 93 72 76 73 90 76For the scores present above:a) Construct a frequencydistribution of grouped scores having approximately15 intervals.List both apparent and real limits of each interval. b) By using frequency distribution, computed in part (a), determine 40th percentile; P40. c) Also, calculate percentile rank of a score 41&76.
Total confused
The mean will be 59.3
Thank you
6:57 denominator of SD will be n and not n-1
please solve this difficult question
7. Following table shows the scores obtained bystudents of nutrition:
60 94 75 82 72 57 92 75 85 77 91
72 85 64 78 75 62 49 70 94 72 84
55 90 88 81 64 91 79 66 68 67 74
45 76 73 68 85 73 83 85 71 87 57
82 78 68 70 71 78 69 98 65 61 83
84 69 77 81 87 79 64 72 55 76 68
93 56 67 71 83 72 82 78 62 82 49
63 73 89 78 81 93 72 76 73 90 76
For the scores present above:
a) Construct a frequencydistribution of grouped scores having approximately15 intervals.
List both apparent and real limits of each interval.
b) By using frequency distribution, computed in part (a), determine 40th percentile; P40.
c) Also, calculate percentile rank of a score 41&76.
Total confused