20. Telling Whether an Event is Sure,
Likely, Equally Likely, Unlikely
and Impossible to Happen
21. Learning Targets
Define probability and event.
Show and tell whether an event is
sure, likely, equally likely,
unlikely and impossible to happen.
22.
23.
24. Probability
A quality or condition or
number expressing the
likelihood of occurrence
of a specific event.
Probabilities are
25.
26. A box contains 8 blue
marbles, 7 red marbles and 5
yellow marbles. Suppose we
pick one marble from the box
without looking.
1. Find the probability that
marble is red.
27. Sandra spun the spinner above several
times and recorded the results in the
table.
28. An empty can od
sardines flipped over 30
times. It landed on an
upright position for 18
times and was sideways
for 12 times. What is the
probability that the next