Statistics IITU Board 2078
Previous literature has reported that the average age of Bsc.CSIT enrolling students in Tribhuvan University is 22 years. A researcher has doubts about this information and he feels that the average…
5Previous literature has reported that the average age of Bsc.CSIT enrolling students in Tribhuvan University is 22 years. A researcher has doubts about this information and he feels that the average age is less than 22 years. In order ti examine this, the following sample data were collected randomly from the enrolling students of CSIT.
Age in years
20
19
22
23
19
20
21
20
19
20
Set up null and alternative hypotheses and test whether the researcher's doubt will be justified. Use 5% level of significance. Assume that the parent population from which samples are drawn is normally distributed.
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