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# 1. Case Question: a. How many elements are in this

1. Case

Question:

a. How many elements are in this data set? (weight 10)

b. How many variables are in this data set? (weight 10)

c. Which variables are categorical and which variables are quantitative? (weight 10)

d. What type of measurement scale is used for each variable? (weight 10)

e. What's the average phone price? (weight 10)

f. What percentage of phones have the best sound quality (very good)? (weight 10)

2. Consider a three-time coin toss attempt.

a. Develop and make a tree diagram for the experiment. (weights 20)

b. List the experimental results. (weight 10)

c. What is the probability for each experimental result? (weight 10)

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