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A survey was conducted to find out which brands of computer mouse different people used. The data collected from a 100 people is as follows: BrandFrequencyLogitech32Microsoft26Dell23Others19 Find the probability that a person (i) uses Dell or Microsoft (ii) does not use either Logitech, Dell or Microsoft. [3 MARKS]

Answer»

A survey was conducted to find out which brands of computer mouse different people used. The data collected from a 100 people is as follows:

BrandFrequencyLogitech32Microsoft26Dell23Others19

Find the probability that a person
(i) uses Dell or Microsoft
(ii) does not use either Logitech, Dell or Microsoft. [3 MARKS]



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