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7 The probability that it is from the 40s is 40 1 The probability that it is from the 50s is 4 The probability that it is from the 60s is (Type an integer or a simplified fraction.) (Type an integer or a simplified fraction.) (Type an integer or a simplified fraction.)

7 The probability that it is from the 40s is 40 1 The probability that it is from the 50s is 4 The probability that it is from the 60s is (Type an integer or a simplified fraction.) (Type an integer or a simplified fraction.) (Type an integer or a simplified fraction.)

A First Course in Probability (10th Edition)
A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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Butch has a collection of 40 vinyl records from throughout the 20th century including seven from the 40s, 10 from the 50s, one from the 60s, four from the 70s, and eight from the 80s. If he randomly selects one from his collection of 40, find the probability it will be from each of the following decades. 7 The probability that it is from the 40s is 40 1 The probability that it is from the 50s is 4 (Type an integer or a simplified fraction.) (Type an integer or a simplified fraction.) The probability that it is from the 60s is. (Type an integer or a simplified fraction.)
Transcribed Image Text:Butch has a collection of 40 vinyl records from throughout the 20th century including seven from the 40s, 10 from the 50s, one from the 60s, four from the 70s, and eight from the 80s. If he randomly selects one from his collection of 40, find the probability it will be from each of the following decades. 7 The probability that it is from the 40s is 40 1 The probability that it is from the 50s is 4 (Type an integer or a simplified fraction.) (Type an integer or a simplified fraction.) The probability that it is from the 60s is. (Type an integer or a simplified fraction.)
Expert Solution
Step 1: Given Information:

It is given that 

   EraNo. of records
  40s   7
  50s  10
  60s  1
  70s  4
  80s  8
 Total
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