Suppose you have collected information on the following variables:  

Gender (Male, Female)  

Education (Incomplete Secondary, Secondary, Tertiary)  

Bookstore (Dinnocks, Cullins)  

Favourite book type (Science fiction, Drama, Action, Horror, History)  

Salary (Australian dollars)  

Time spent on reading per week (hours)  

Identify the appropriate statistical technique for the following research questions:

(a) Do men earn more than women?  
(b) Do people who spend more time on reading per week tend to earn more?
(c) Does a person with lower levels of education tend to spend less time reading books per week?  
(d) Are men more likely to read science fiction books than other types of books?
(e) Does Dinnock Bookstores have a lower price than Cullins?