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
icon
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

 

Expert Solution
steps

Step by step

Solved in 3 steps

Blurred answer
Recommended textbooks for you
Holt Mcdougal Larson Pre-algebra: Student Edition…
Holt Mcdougal Larson Pre-algebra: Student Edition…
Algebra
ISBN:
9780547587776
Author:
HOLT MCDOUGAL
Publisher:
HOLT MCDOUGAL
College Algebra
College Algebra
Algebra
ISBN:
9781337282291
Author:
Ron Larson
Publisher:
Cengage Learning
College Algebra
College Algebra
Algebra
ISBN:
9781305115545
Author:
James Stewart, Lothar Redlin, Saleem Watson
Publisher:
Cengage Learning
Calculus For The Life Sciences
Calculus For The Life Sciences
Calculus
ISBN:
9780321964038
Author:
GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:
Pearson Addison Wesley,