Compound/Simple Events
A ________ _________ consists of two or more events.
compound event
The _________ probability always has the total number of possible outcomes in the denominator.
Theoretical
Ike has 12 shirts. He has 5 blue shirts, 2 green shirts, 4 white shirts, and 1 red shirt. Find P(blue shirt).
5/12
A spinner is equally divided into 8 sections. The sections are 1, triangle, 4, triangle, 3, rhombus, 5, circle. Spin a 3, the probability is...
1/8
Find the circumference of a circle with a radius of 6cm. *Hint: C=d(3.14)
37.68cm
What is a simple event?
A simple event has only one event happening and has one outcome.
What is experimental probability?
Probability based on experimental data or observations.
You flip two coins. Show your sample space and find P(heads first).
P(heads first) = 2/4 = 1/4 , HH, HT, TH, TT
A spinner is equally divided into 8 sections. The sections are 1, triangle, 4, triangle, 3, rhombus, 5, circle. Spin a number, the probability is...
1/2
Spin a spinner and roll a die
Compound event
You attempt 16 free throws in a basketball game. You miss 6 and make 9. What is the experimental probability of making a free throw?
P(free throw) = 9/15 = 3/5
There are 12 marbles in a bag. 7 are red and 5 are blue. What is P(blue, then red) without replacement?
3/12 x 7/11 = 35/132
You have 1 die, you roll a 4. The probability for rolling a 4 is...
1/6
If you choose 2 numbers out of a hat, but put the first number back before choosing the second number. Is this a simple or compound event?
Simple
What is the theoretical and experimental probability of spinning a spinner and it landing on green? Use the given information. Green6 Yellow3 Orange5 Blue 1
Experimental: 6/15 = 2/5 Theoretical: ΒΌ
Nolan is eating a pack of skittles. This pack has 2 green, 3 red, 6 purple, 3 yellow, and 1 orange skittle. However, Nolan does not like purple skittles. Find P(not purple).
9/15 = 3/5
The letters of the word probability are placed in a bag. The probability of picking a vowel is...
You select a card out of a bucket that contains 26 cards lettered A-Z without looking. Without replacing the first card, you select a second. Find the probability of choosing L and then K.
1/650
Crash rolls a dice ten times. What is the experimental and theoretical probability of rolling a 4? 10 21 35 4 2 51 61
Experimental: 2/6 = 1/3 Theoretical: 1/6
Holden is playing with a deck of cards. What is the probability of Holden drawing a Queen out of the deck? *Hint: There are 52 cards in a deck and 4 cards in each suit.
4/52 = 2/26 = 1/13, .08, 7.69%
2 red, 5 blue, 8 green, and 3 yellow chips are placed in a bucket. The color with the greatest chance of being drawn is...
Green
You have a set of 16 cards numbered 1-16. You select a card and put it back into the set. Then you select another card. Find P(even, then 6).
1/32