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A study of 198 advertising firms revealed their income after taxes: Income after Taxes Number of Firms Under $1 million 102 $1 million to $20
A study of 198 advertising firms revealed their income after taxes: |
Income after Taxes | Number of Firms |
Under $1 million | 102 |
$1 million to $20 million | 56 |
$20 million or more | 40 |
a. | What is the probability an advertising firm selected at random has under $1 million in income after taxes?(Round your answer to 2 decimal places.) |
Probability |
b-1. | What is the probability an advertising firm selected at random has either an income between $1 million and $20 million, or an income of $20 million or more?(Round your answer to 2 decimal places.) |
Probability |
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