Question

2. Two groups of 100 people
each were taken for testing
the use of a vaccine. 15
persons contracted the
disease out of the inoculated
persons,where 25 contracted
the disease in the other group
Test the efficacy of the
vaccine using chi-square. At
5% level for one degree of
freedom the value of chi-
square is 3.84.​

Answer 1

kya karna hai batao....

Answer 2

Answer:

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