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