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Drawing and label distribution

Assignment Help Basic Statistics
Reference no: EM1320876

Q1) Test for survivability being independent upon ticket class or crew status for survivors of the sinking of HMS titanic. Use following contingency table and significance level of 5%.

 

1st Class

2nd Class

3rd Class

Crew

Total

Survived

203

118

178

212

711

Pershed

122

167

528

696

1513

Total

325

285

706

908

224

a) Mention in English the null and alternate hypothesis

b) Compute the test statistic

c) Find out the critical value

d) Draw and label distribution used and position of values found in parts b) and c)

e) Based on these values what is result of test of independence described in English.

Reference no: EM1320876

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