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Test for survivability being independent on ticket class or crew status for survivors of the sinking of HMS titanic. Employ the 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) State in english the null and alternate hypothesis

b) Compute the test statistic

c) Find out the critival value

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

e) Based on these values what is the result of test of independence describeed in English

Statistics and Probability, Statistics

  • Category:- Statistics and Probability
  • Reference No.:- M922400

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