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## patrick lowrance

on 27 September 2012

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CHEATERS
Lakewood High School Subject 2 Subject 3 Hypothesis Testing:
73% of all test takers, including prospective graduate students and teachers agree that students do cheat at some point. 86% of High School students agreed. 10 out of 16 IB kids addmitted to cheating 20 out of 32 Non IB kids admitted to cheating Thats exactly 62% for both IB and non IB..... Confidence:
Tc= 1.676
Sx=5.10
N=54
1.676(5.10/squarerootof54)= 1.163 E= 1.163
With .90
xbar-E<m<Xbar-E
3.424,6.776 Hypoth. Test
M=.73
P=.62
N=48 We have to reject the null. The level of significance is higher than P Binomial Distribution:
10 random kids from our data IB KIDS:
10c10=.009
10c9= .054
10c8=.147
10c7=.235
10c6=.247
10c5=.178
10c4=.089
10c3=.030
10c2=.006
10c1=9.16E-4
10c0=5.49E-5
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