Q1. Student’s ‘t’ distribution was found bya) Karl Pearsonb) Laplacec) R.A. Fisherd) William S.Gosset Answer: d) William S.Gosset Q2. Support of student’s t random variable is Answer c Q3. Paired t-test is applicable when the observations in both the samples area) Pairedb) Correlatedc) Equal in numberd) all the above Answer: d) all the above Q4….