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FreeBSD, Mac OS , etc. ) among the AUBG students, the professor in Statistica conducted a survey with his 9 5 students. Assume that they

FreeBSD, Mac OS, etc.) among the AUBG students, the professor in Statistica conducted a survey with his 95 students. Assume that they represent a random sample.From the sample of 95 students, 28 responded that they prefer using a Unix-like OS, while the rest responded they use some version of MS Windows. Do these data indicate that the usage rate of Unix-like OS among the AUBG students is significantly larger than the figure of 20%, which is the global (worldwide) proportion of Unix-like powered personalcomputers? Conduct a statistical test at significance level a =5%. Calculate the p-valueand use it to draw the appropriate conclusions.

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