The job placement service at a university observed the not unexpected result of the variance in marks and work experience of the university’s graduates: some graduates received numerous offers, whereas others receive far fewer. To learn more about the problem, a survey was conducted of 90 recent graduates in which each was asked how many job offers they received, The responses are recorded and stored in the excel file attached. Estimate with 90% confidence the variance in the number of job offers made to the university graduates.
These questions belong to Statistics and it is about estimating the number graduates from universities who’ve received job offers and to calculate the hypothesis at 90% confidence level that the variance in job offers made to the university graduates.
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