Math Problem Statement

You toss a coin 5 times in a row. If a tree diagram were used to illustrate the possible outcomes of this experiment, how many branches would it have?

Solution

When you toss a coin 5 times, each toss has 2 possible outcomes: heads (H) or tails (T).

A tree diagram starts with a single branch and then splits into 2 branches for each possible outcome at every step (each toss).

To calculate the total number of branches in the tree diagram after 5 tosses:

  • After the 1st toss: 2 branches
  • After the 2nd toss: 2×2=42 \times 2 = 4 branches
  • After the 3rd toss: 4×2=84 \times 2 = 8 branches
  • After the 4th toss: 8×2=168 \times 2 = 16 branches
  • After the 5th toss: 16×2=3216 \times 2 = 32 branches

So, the tree diagram would have 32 branches after 5 tosses.

Would you like more details or have any questions about this?

Here are 5 related questions you might find interesting:

  1. How many different sequences of heads and tails can occur if a coin is tossed 5 times?
  2. If a coin is tossed 5 times, what is the probability of getting exactly 3 heads?
  3. How does the number of branches change if the coin is tossed 6 times?
  4. How many branches would there be in a tree diagram if the coin is tossed 10 times?
  5. What would the tree diagram look like if the coin had 3 possible outcomes instead of 2?

Tip: The number of branches in a tree diagram grows exponentially with the number of events (in this case, coin tosses).

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Math Problem Analysis

Mathematical Concepts

Probability
Combinatorics

Formulas

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Theorems

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Suitable Grade Level

Grades 7-9