Unit 13.2 Mutually exclusive events
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Items in this lesson
Slide 1 - Slide
Give two events that are mutually exclusives.
Slide 2 - Open question
Slide 3 - Slide
A weather forecast says that the probability of rain tomorrow is 20% and the probability of strong winds tomorrow is 30%.
(a) Explain why rain and strong winds are not mutually exclusive outcomes.
(b) Explain why rain and strong winds are not equally likely outcomes.
(a) Explain why rain and strong winds are not mutually exclusive outcomes.
(b) Explain why rain and strong winds are not equally likely outcomes.
Slide 4 - Open question
Chen has a fair 8-sided dice numbered 1-8.
He rolls the dice once.
Look at the probability scale.
Choose the letter of the arrow that show the probability he rolls an even number.
He rolls the dice once.
Look at the probability scale.
Choose the letter of the arrow that show the probability he rolls an even number.
A
B
C
D
E
Slide 5 - Poll
Chen has a fair 8-sided dice numbered 1-8.
He rolls the dice once.
Look at the probability scale.
Choose the letter of the arrow that show the probability he rolls a multiple of 3.
He rolls the dice once.
Look at the probability scale.
Choose the letter of the arrow that show the probability he rolls a multiple of 3.
A
B
C
D
E
Slide 6 - Poll
Chen has a fair 8-sided dice numbered 1-8.
He rolls the dice once.
Look at the probability scale.
Choose the letter of the arrow that show the probability he rolls the number 9.
He rolls the dice once.
Look at the probability scale.
Choose the letter of the arrow that show the probability he rolls the number 9.
A
B
C
D
E
