Q1: To decide whether or not to proceed developing a health food concept, a company carried out a concept test. The company decided it will 'go' with the concept only if the 'top box' (i.e. Definitely will buy) score is greater than 40%. The concept was tried out by 240 potential consumers and 108 of them checked the 'Definitely will buy' box. Should the company go ahead with the concept? Show details of your work.
Q2: To decide whether to target desktop owners or laptop owners, a start-up software company wanted to find out which the two groups is more likely to prefer Windows 10 installed in their system. A survey of 36 desktop owners show that 22 of them want to have Windows 10. Of the 44 laptop owners interviewed, 25 indicated that they want to have Windows 10. Should desktop/laptop ownership be a good basis of targeting? Show details of your work.
Question 1 Here you want to test the hypothesis H0: p=0.4 against Ha: p>0.4 We start by calculating the sample proportion... View the full answer