Probability Opposite Events

Probability Opposite Events

7th Grade

20 Qs

quiz-placeholder

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Probability Opposite Events

Probability Opposite Events

Assessment

Quiz

Mathematics

7th Grade

Hard

Created by

Anthony Clark

FREE Resource

20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

In probability theory, the sum of an event (A) occurring and the same event NOT occurring (not A) is always - 

0

based on the sample space

variable

1

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which of the following expressions would be used to calculate the complement of an event occurring?

P(event) - 1

P(event 1) x    P(event 2)

P(event)/possible outcomes

1 - P(event)

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

P(A) + P(not A) = 1

True

False

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The likelihood that an event will NOT occur is known as its - 

complement

sample space

opposite

trial

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Event A has a probability of 0.3. What is the probability of the complement of Event A?

30%

3/100

7/100

0.7

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

P(not A) = 
*Remember to simplify.*

6/8

3/4

2/8

1/4

7.

DROPDOWN QUESTION

1 min • 1 pt

​ (a)   are two events that together contain all of the outcomes in the sample space.

equally likely

simple event

Experiment

outcome

Complementary Events

probability

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