All of the following are steps in a test of hypothesis excep

All of the following are steps in a test of hypothesis except:
a. specify the level of significance
b. form the null and alternative hypotheses
c. calculate observed value of the test statistic
d. all of the above are steps in a test of hypothesis
e. none of the above are steps in a test of hypothesis

Solution

d. all of the above are steps in a test of hypothesis

is the correct option