Probability
What are the 2 types of probability we have learned about?
Theoretical probability and experimental probability
What is the probability as a percentage of getting heads when flipping a coin?
50%
What are the 2 types of data we have learned about?
Continuous data, and discreet data
Name 1 square number under 20
4, 9, or 16
What is the difference between theoretical and experimental probability?
Theoretical probably is what we would "expect" to happen in a perfect world, and experimental probability are recorded results from carrying out an experiment
What is the probability of rolling a 5 on a single standard die?
1/6, 0.16, or 16%
Which representation of data allows us to see the shape o distribution easily?
Dot plots
What was the catchy phrase we learned to help us remember how to divide fractions?
KEEP, SWITCH, FLIP
What are the 3 ways we can represent probability?
A probability scale (0-1)
As a fraction, decimal, or percentage
Probability language
I have a bag with 6 green marbles, 5 red marbles, and 9 blue marbles.
What is the probability of pulling out a red marble as a percentage?
25%
In a stem and leaf plot, what does do both the stem and leaves represent?
Leaf: the ones
Name 3 factors of 12
1, 12, 2, 6, 3, 4
I empty out my money box which has the below;
$2.00 x 3, $1.00 x 5, 50c x 10, 20c x 6
What is my sample space?
$2, $1, 50c, 20c
I have a bag filled with fruit. It has 5 apples, and 10 oranges.
What is the probability of pulling out an apple as a simplified fraction?
1/3
What are 3 ways we can collect data?
Survey, Census, observations, and more
What are the 3 prime numbers under 10?
3, 5, and 7
Name the 7 terms of probability language we learned about
impossible, very unlikely, unlikely, even chance, likely, most likely, and certain
I have a bag of 20 mixed flavours of freddo frogs. I have a 1/4 chance of picking a strawberry filled freddo frog.
How many strawberry filled freddo frogs are in the bag?
5
What do we call a data set that is very different from all the other data sets
an outlier
What is the theory of large numbers?
The more trials you carry out, the closer the results will be to theoretical probability