QA Quiz_Rahul Sarkar_Section A - 1. Student and his habits...

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Unformatted text preview: 1. Student and his habits study a b c d e f g 15.5 8.27 x Upper f 3.907241 1.849713 Class Mark Boundary Frequency fx (Mark - xbar)^2 f(Mark - xbar)^2 probabil. 0-1 0.5 1.5 1 0.50 0.25 60.415 60.415 0.0418 6.3 2-3 2.5 3.5 3 7.50 6.25 33.324 99.973 0.0694 10.4 4-5 4.5 5.5 6 27.00 20.25 14.233 85.401 0.1308 19.6 6-7 6.5 7.5 8 52.00 42.25 3.143 25.140 0.1827 27.4 8-9 7.5 9.5 10 75.00 56.25 0.597 5.971 0.197 29.6 0.0418 10-11 10.5 11.5 7 73.50 110.25 4.961 34.725 0.1722 25.8 0.1112 0.0694 12-13 12.5 13.5 4 50.00 156.25 17.870 71.479 0.1143 17.1 0.242 0.1308 14-15 14.5 15.5 3 43.50 210.25 38.779 116.337 0.0589 8.8 0.4247 0.1827 16-17 16.5 17.5 1 16.50 272.25 67.688 67.688 0.0238 3.6 0.6217 0.197 18-19 18.5 19.5 1 18.50 342.25 104.597 104.597 0.0091 1.4 0.7939 0.1722 94 44 364.00 1,217 671.727 0.9082 0.1143 0.9671 0.0589 x-bar = 8.27 0.9909 0.0238 Std. Dev. = SQRT((SUM(fi*(Mark-xbar))^2/N)) 3.9072405769 1 0.0091 O E O - E E Ho: The habits of Makati residents conform normal distribution 1 6.3 6....
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QA Quiz_Rahul Sarkar_Section A - 1. Student and his habits...

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