Question
Q.3.1 The following contingency table gives the results of a sample survey of South African male & female respondents with regard to their regular mode
Q.3.1
The following contingency table gives the results of a sample survey of South African male & female respondents with regard to their regular mode of transport:
Regular mode of Transport | ||||
Car | Bus | Taxi | Total | |
No. of Females | 50 | 100 | 10 | 160 |
No. of Males | 75 | 95 | 70 | 240 |
Total | 125 | 195 | 80 | 400 |
Q.3.1.1 What is the probability of randomly selecting a male respondent from the sample? (2)
Q.3.1.2 What is the probability of randomly selecting a respondent from the sample who travels by taxi? (2)
Q.3.1.3 What is the probability of randomly selecting a respondent who is female and uses a taxi?
Q.3.1.4 What is the probability of selecting a respondent who is male, given that they travel by bus? (3)
Q.3.1.5 What is the probability of selecting a respondent who is female or who travels by taxi? (4)
Q.3.1.6 What is the probability of randomly selecting a respondent from the sample who does not travel by taxi?(2)
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