STATISTICS AND PROBABILITY

STATISTICS AND PROBABILITY

11th Grade

5 Qs

quiz-placeholder

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STATISTICS AND PROBABILITY

STATISTICS AND PROBABILITY

Assessment

Quiz

Mathematics

11th Grade

Practice Problem

Hard

Created by

Vecente Mayor

Used 9+ times

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5 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

1. What must be the value of the probability of each random variable?

A. P(X) ≥ 0

B. 0≤ P(X) ≤ 1

C. -1≤ P(X) ≤ 1

D. P(X) ≤ 1

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

2. What is the sum of the probabilities of all values of the random

variable?

A. Σ 𝑃(𝑋))= 0

B. Σ 𝑃(𝑋)) = 1/10

C. Σ 𝑃(𝑋)) = 1

D. Σ 𝑃(𝑋)) = 10

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

3. Which of the following values is not the value of the probability of the

random variable?

A. 1.01

B.1

C.0.50

D. 0.05

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

4. Which of the following values can serve as the values of a probability

distribution?

A. P(1) = 0.42, P2) = 0.31, P(3 )= 0.37

B. P(1) = 9/14, P2) = 4/14, P(3) = 1/14

C. P(1) = 0.08, P2) = 0.12, P(3 )= 1.03

D. P(1) = 10/33, P2) = 12/33, P(3) = 10/33

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A.0,2,3

B. 1,1,2

C. 2,3,4

D. 1,2,3

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