1. Numerical variables can be subdivided into which two types?
A. Cross-sectional and discrete
B. Discrete and continuous
C. Nominal and progressive
D. Diverse and categorical
2. In a recent study, the following data were obtained in response to the question, "Do you favor recycling in your neighborhood?"
Yes No No Opinion
Males 25 15 10
Females 30 10 10
If a person is picked at random, what is the probability that the person is either male or has no opinion regarding recycling?
A. 3/5
B. 3/10
C. 4/5
D. 7/10
Additional Information
These multiple choice questions comes from Statistics. The first question is about subdividing numerical variables and the second question is about probability.