[12 pts] The following table gives a two-way classification of 80 students in a statistics class,...

 

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[12 pts] The following table gives a two-way classification of 80 students in a statistics class, based on gender and class status: (a) Senior Junior Others Total Male 6 10 20 36 Female 10 8 26 44 Total 16 18 46 80 Find the probability that a r/s student is both a male and a senior. (b) Find the probability that a r/s student is either a male or a senior. [12 pts] The following table gives a two-way classification of 80 students in a statistics class, based on gender and class status: (a) Senior Junior Others Total Male 6 10 20 36 Female 10 8 26 44 Total 16 18 46 80 Find the probability that a r/s student is both a male and a senior. (b) Find the probability that a r/s student is either a male or a senior.