Math Problem Statement

Each flat tire that is brought into a tire shop is either fixed or replaced. The table below lists the number of flat tires that were brought into​ Hollis's tire shop last month and where the tire was mounted when it went flat. Use this inforation to answer the​ question(s) about​ Hollis's customers. right front left front right rear left rear Total fixed 870 781 511 568 2730 replaced 429 781 424 418 2052 Total 1299 1562 935 986 4782

Question content area bottom Part 1 ​(Round all answers to 5 decimal​ places) A. If 8 tires are randomly selected with​ replacement, what is the probability that they are all replaced​?
   enter your response here B. If 8 tires are randomly selected with​ replacement, what is the probability that they are all right rear tire​s?

Solution

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Math Problem Analysis

Mathematical Concepts

Probability
Combinatorics
Multiplication Rule of Probability

Formulas

P(replaced) = 2052 / 4782
P(all replaced) = (P(replaced))^8
P(right rear) = 935 / 4782
P(all right rear) = (P(right rear))^8

Theorems

Law of Large Numbers
Basic Probability Theorems

Suitable Grade Level

Grades 10-12