M&Ms Activity Tasks
1. Calculate
p
ˆ
numbers.
2. Write
p
ˆ
numbers in notebook.
3. Write each
p
ˆ
number on a separate Post-It Note.
4. Guess what
p
is.
5. Place Post-It Notes on the whiteboard.
Questions:
Assume
n
= 25 for calculations.
1. What is the area under the normal curve between 0.12 and 0.28?
2. What percent of sample packets have a proportion of orange M&Ms between 0.12
and 0.28?
3. What percent of packets have between 4% and 36% orange M&Ms?
4. What percent of packets have between 10% and 20% orange M&Ms?
5. What is the probability of opening a sample packet of M&Ms and have more than
50% of them be orange?
6. What sample proportion of orange M&Ms do I need to have to be in the top 1%
of all sample packets?
