Question

# A bank is interested in knowing whether during a particular crisis there is an increase in...

A bank is interested in knowing whether during a particular crisis there is an increase in the use of their banking online/app usage. Before the crisis the usage was 40%. State the hypotheses for this test. (both null and alternative)

Solution :

Here , We give the probability of usage of crisis is 0.40

We now that in the Null hypothesis is there no difference with the original value and in alternative hypothesis is the claim .

So here also Under null hypothesis before crisis probability equal to 0.40 and in the alternate hypothesis is the

Claim/interest bank is on during perticular crisis there is an increase in the use of their banking online /app usage.

Here We use the one sample proportion test for the testing the significance.

Hypothesis :

Null Hypothesis :

Alternative Hypothesis :

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