Stat 200 Homework Assignment #3
NAME______________________ Score ______ / 50
STAT 200: Introduction to Statistics
Homework #3
Clearly Indicate Your Final Answer
Total Points Earned:
1. ______ / 3
2. ______ / 3
3. ______ / 7
4. ______ / 7
5. ______ / 3
6. ______ / 4
7. ______ / 5
8. ______ / 5
9. ______ / 5
10. ______ / 8
Score ______ / 50
1. (3 points) Determine whether the given procedure results in a binomial distribution (or a distribution that can be treated as binomial). For those that are NOT binomial, identify at least one requirement that is not satisfied.
a. (1 point) The YSORT method of gender selection, developed by the Genetics & IVF Institute, is designed to increase the likelihood that a baby will be a boy. When 291 couples use the YSORT method and give birth to 291 babies, the genders of the babies are recorded.
b. (1 point) In an Idaho Potato Company Commission survey of 1000 adults, subjects are asked to select their favorite vegetables, and responses of potatoes, corn, broccoli, tomatoes, or “other” were recorded.
c. (1 point) Ten different US Senators are randomly selected without replacement, and the numbers of terms they have served are recorded.
2. (3 points) In the New York State Win 4 lottery, you place a bet by selecting four digits. Repetition is allowed, and winning requires that your sequence of four digits m