Bell Ringer Your younger cousin asks if she can borrow some crayons to color a picture. A box of crayons contains 15 different colors, and she wants to.

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Presentation transcript:

Bell Ringer Your younger cousin asks if she can borrow some crayons to color a picture. A box of crayons contains 15 different colors, and she wants to choose 5. How many combinations of colors does she have to pick from?

Today’s Agenda  1. Bell Ringer/HW  2. Permutations vs Combinations  3. Quick Check  4. Intro to Single Probability  5. Experimental vs. Theoretical Probability  6. Team Mastery

What’s the Difference Permutation (Order Matters) Combination (Order Doesn’t Matter) Ordered Arranged Ranked Listed Choices Groups Combinations

Single Events 1. P(Rolling a 5) = 2. P(Not Rolling a 4) = 3. P(Rolling a number “1-6”) = 4. P(Rolling an “8”) =

Probability Spectrum %50% 100% Could Never Always Happen Happens Landing on Landing on Landing on its side Heads Heads or Tails

Theoretical vs. Experimental  After 10 spins, Hank landed on green 3 times, red 2 times, orange 1 time, purple 3 times, and yellow 1 time. What is the THEORETICAL probability Hank’s next spin will land on GREEN? RED? What is the EXPERIMENTAL probability Hank’s next spin will land on GREEN? RED?