A company that manufactures toothpaste is studying five different package designs. Assuming that one design is just as likely to
be selected by a consumer as any other design, what selection probability would you assign to each of the package designs (to 2 decimals)? In an actual experiment, consumers were asked to pick the design they preferred. The following data were obtained. Do the data confirm the belief that one design is just as likely to be selected as another? Design Number of Times Preferred
1 5
2 15
3 30
4 40
5 10
The answer in here is d. 3:1. The reason is founded on the following basic calculation: <span>640/52=12.307. After doing the proportion you will see that he ratio is 3:1. Hope this is useful for you</span>
