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Lesson: Complementary Events Mathematics • 10th Grade

In this lesson, we will learn how to find the probability of complementary events.

Lesson Plan

Students will be able to

find the probability of a complementary event occurring,
solve real-world problems involving complementary events,
represent a complementary event on a Venn diagram,
find the probability of a complementary event using a Venn diagram,
use a frequency table to find the probability of a complementary event.

Lesson Presentation

+26

Lesson Video

Lesson Explainer

+11

Lesson Playlist

02:42
02:06
+7

02:56

Lesson Worksheet

Q1:

If the probability that a student passes in mathematics is 0.7, what is the probability that the student fails?

Q2:

If the probability of an event occurring is , what is the probability that it does not occur?

Q3:

A box contains 56 balls. The probability of selecting at random a red ball is . How many balls in the box are not red?

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