3) What type of relationship is depicted in the following scatter diagram?

4)A survey of 400 college seniors resulted in the following crosstabulation regarding their undergraduate major and whether or not they plan to go to graduate school.

Refer to Exhibit 2-4. Of those students who are majoring in Business, what percentage plans to go to graduate school?

Undergraduate Major

Graduate Business Engineering Other Total

Yes 35 42 63 140

No 91 104 65 260

Total 126 146 128 400

5) A tabular method that can be used to summarize the data on two variables simultaneously is called _____.

7) The correlation coefficient ranges from which two values?

8)Twenty percent of people at a company picnic got food poisoning. What percent of the people at the picnic did NOT get food poisoning?

9) The range of probability is _____,

10) The addition law is potentially helpful when we are interested in computing the probability of _____.

11) When the assumption of equally likely outcomes is used to assign probability values, the method used to assign probabilities is referred to as the_____.

12) The multiplication law is potentially helpful when we are interested in computing the probability of _____.

13) There is a 60% chance of getting stuck in traffic when leaving the city. On two separate days, what is the probability that you get stuck in traffic both days?

14) Posterior probabilities are computed using _____.

15) Revised probabilities of events based on additional information are _____.