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SFR Lesson Notes Handling Data The Winston Churchill School
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SFR Lesson NotesThe Winston Churchill School
Probability: ExpectedOutcomes
Handling Data
PROBABILITY GRADE BC.notebook
1
January 04, 2012
Jan 1815:57
Mathematical word for a shape
Name this shape
An 8 sided shape
How a ship measures direction
A special name for an angle between 0o and 90o
What's this called?
Special maths paper covered in dots
There are 3 ____ of water in a bucket
Area is the space _____ a shape
Another word for subtract (that's not minus)
The vertical axis on a graph
P
R
O
B
A
B
I
L
I
T
Y
Jan 2620:27
Probability
Jan 2620:28 Jan 2620:39
Using probability to predict outcomes : Grade C
Imagine ‐ Pick 6 times
How many:Red?Blue?Yellow?
Imagine ‐ Pick 12 times
How many:Red?Blue?Yellow?
Imagine ‐ Pick 30 times
Imagine ‐ Pick 9 times
Jan 2620:39
Using probability to predict outcomes : Grade C
Jan 409:29
PROBABILITY GRADE BC.notebook
2
January 04, 2012
Jan 2620:45 Jan 2620:46
Jan 2620:39
Addition Rule for Events : Grade C
O RP (red or yellow)
P (yellow or blue)
P (red or blue)
Jan 2621:01
1
2
3
Jan 409:41 Jan 2621:19
Combining probabilities ‐ using tree diagrams: Grade B
The probability that it rains on any day is 1/5, draw a tree diagram to show the probabilities for two days.
PROBABILITY GRADE BC.notebook
3
January 04, 2012
Jan 2621:19
Combining probabilities ‐ using tree diagrams: Grade B
The probability that Jenny is late for school is 0.3. Find the probability that on two consecutive days, she is
never late
Jan 2808:04
1
Jan 2808:04
2
3
Jan 2621:05
AN
D
Combined INDEPENDENT Events: Grade B
P (red) and P(yellow)
P (yellow) and P(blue)
P (red) and P(blue)
x 2
Jan 2621:12
P (hitting) = 1/4 Jim has two shots
a) He hits the target both timesb) He hits the target oncec) He hits the target at least once