Use the empirical probability formula to solve the exercise. Express the answer as a decimal. In 1999 the stock market took big swings up and down. A survey of 979 adult investors asked how often they tracked their portfolio. The table shows the investor responses. What is the probability that an adult investor tracks his or her portfolio daily? How frequently? Response Daily 227 Weekly 281 Monthly 282 yearly 135 Not at all 54
Use the empirical probability formula to solve the exercise. Express the answer as a decimal. In 1999 the stock market took big swings up and down. A survey of 979 adult investors asked how often they tracked their portfolio. The table shows the investor responses. What is the probability that an adult investor tracks his or her portfolio daily? How frequently? Response Daily 227 Weekly 281 Monthly 282 yearly 135 Not at all 54
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter7: Percents
Section7.2: Percents And Proportions
Problem 19E
Related questions
Question
Use the empirical probability formula to solve the exercise. Express the answer as a decimal.
In 1999 the stock market took big swings up and down. A survey of 979 adult investors asked how
often they tracked their portfolio. The table shows the investor responses. What is the probability
that an adult investor tracks his or her portfolio daily?
How frequently? | Response |
Daily | 227 |
Weekly | 281 |
Monthly | 282 |
yearly | 135 |
Not at all |
54
|
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