Favorable Outcomes
What are the favorable outcomes of flipping a coin?
Heads, tails
What is the probability of having a baby girl?
1/2
What does it mean if something is...
impossible
equally likely
certain
Not going to happen
Same chance of happening or not happening
100% going to happen
You make 20 cookies. 12 are chocolate chip and 8 are peanut butter. What is the theoretical probability of randomly picking a chocolate chip cookie?
12/20
You flip a penny 20 times. It lands on tails 13 times. What is the experimental probability of it landing on tails?
13/20
What are the favorable outcomes of the gender of a baby?
Boy and girl
You randomly select a day of the week. What is the probability of selecting a day that starts with "s"?
2/7
The chance of rain tomorrow is 35%. Is this event impossible, unlikely, equally likely, likely, or certain?
Unlikely
If you roll a dice, what is the theoretical probability of rolling a 1?
1/6
You flip a penny 20 times. It lands on tails 13 times. What is the experimental probability of it landing on heads?
7/20
A, B, C, D, E, F, G
You pick a letter randomly. What are the favorable outcomes of choosing a vowel?
You roll a dice. What is the probability that it will land on an even number?
3/6 OR 1/2
Is this event impossible, unlikely, equally likely, likely, or certain?
You make a free throw shot 75% of the time.
Likely
Is the theoretical probability of something what will actually happen?
NO, it is a GUESS
Is the experimental probability what actually happened?
YES
1, 2, 3, 4, 5, 6, 7, 8, 9
You choose a number randomly. What are the favorable outcomes of choosing a number less than 7?
1, 2, 3, 4, 5, 6
Picture a spinner. It has 6 parts. One part is blue, one part is green, two parts are yellow, and two parts are red. What is the probability of the spinner landing on red?
2/6
Are these events impossible, unlikely, equally likely, likely, or certain?
It will snow in July
Tomorrow will be Thursday
When you flip a coin, it will land on heads
Impossible
Certain
Equally likely
On a test, you have to answer a true or false question. What is the theoretical probability that you will get the correct answer?
1/2
Your mom gave birth to 10 kids, and 7 are boys. What is the experimental probability of her having a boy?
7/10
1, 2, 3, 4, 5, 6, 7, 8, 9
You choose a number randomly. What is the favorable outcomes of choosing a 2?
2
HOw do you write the probability of an event?
As a fraction
Number of specific thing
____________________
Total number of things
Name the 5 probability terms
Impossible, unlikely, equally likely, likely, certain
What is the difference between theoretical probability and experimental probability?
Theoretical probability is a guess, experimental probability is what actually happened in the experiment
April has 30 days. It rained 17 of the days. What is the experimental probability that it....
Rained in April?
That it didn't rain?
17/30
13/30