Directions: Do what is indicated.

1. Suppose three cell phones are tested at random where D represent the defective cell phone and N represent the non-defective cell phone, Let X represents the number of defective cell phones that occur. show the values of the random variable X.

2. Two balls are drawn in succession without replacement from an um containing 5 red balls and 6 blue balls. Let 2 be the random variable representing the number of blue balls. Find the values of the random variable Z.

3. Four coins are tossed. Let y be the random variable representing the number of heads that occur. Find the values of the random variable Y

4. A shipment of five computers contains that are slightly defective. If a retailer receives three of these computers at random, list the elements of the sample space S using the letters D and N for defective and non defective computers, respectively. To each sample point, assign a value x of the random variable X representing the number of computers purchased by the retailer which are slightly defective.

Directions: Classify the following random variables as discrete or continuous.

1. The number of defective computers produced by a manufacturer in a certain school

2. The weight of newborns each year in a hospital

3. The number of siblings in a family of a region

4. The amount of paint utilized in a classroom building project of ICNHS 5. The number of dropout in a school district for a period of 10 years

6. The speed of a car

7. The number of female athletes of the Sports track

8. The time needed to finish the test

9. The amount of sugar in a cup of coffee

10. The number of people who are playing LOTTO each day

11. The number of accidents per year at an intersection

12. The number of voters favoring a candidate

13. The number of patient arrivals per hour at a medical clinic

14. The average amount of electricity consumed per household per month

15. The number of deaths per year attributed to lung cancer