7-questions-Identify-the-given-random-variable-as-being-discrete-or-continuous-statistics-homework-help

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6. Identify the given random variable as being discrete or continuous.

RV: The weight of the gold stored in Fort Knox.

Continuous

Discrete

7. Identify the given random variable as being continuous or discrete.

RV: The height of the last airplane that departed from JFK Airport in NYC.

Continuous

Discrete

8. Identify the given random variable as being continuous or discrete.

RV: The number of cars in San Francisco that crashed last year.

Continuous

Discrete

9. Identify the given random variable as being continuous or discrete.

RV: The time required to fly from Los Angeles to Shanghai.

Continuous

Discrete

10. Identify the given random variable as being continuous or discrete.

RV: The number of cans of soft drinks that you consumed in the past year.

Continuous

Discrete

11. In the following table, what number should be inserted to make the table represent a probability distribution? Write your answer as a decimal.

X

1

2

3

4

5

P(X)

0.1

0.2

0.3

0.2

?

12. One ball is drawn from a bag in which there are 1 black ball, 4 white balls, and 5 yellow balls. The number of black balls is counted. Let x determine a random variable that counts number of black balls. Fill in the missing part of the distribution table. Please use the fraction form for your answer (a/b)

X

P(X)

0 balls

1 ball

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