(d) What is the variance of the time it takes for a person to move? (e) Among ten people, what is the probability that three or fewer move in a given year?

Calculus For The Life Sciences
2nd Edition
ISBN:9780321964038
Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Chapter12: Probability
Section12.4: Discrete Random Variables; Applications To Decision Making
Problem 1YT
icon
Related questions
Question

May I know the answer of Q11 subpart,  d and e ? 

11. The annual probability of moving is 0.17.
(a) What is the probability that a person moves for the first time in the first year of
observation?
(b) What is the probability that the person moves for the first time in the fourth
year of observation?
(c) What is the mean time it takes for an individual to move?
(d) What is the variance of the time it takes for a person to move?
(e) Among ten people, what is the probability that three or fewer move in a given
year?
Hicoase
Transcribed Image Text:11. The annual probability of moving is 0.17. (a) What is the probability that a person moves for the first time in the first year of observation? (b) What is the probability that the person moves for the first time in the fourth year of observation? (c) What is the mean time it takes for an individual to move? (d) What is the variance of the time it takes for a person to move? (e) Among ten people, what is the probability that three or fewer move in a given year? Hicoase
Expert Solution
steps

Step by step

Solved in 2 steps with 1 images

Blurred answer
Recommended textbooks for you
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,
College Algebra
College Algebra
Algebra
ISBN:
9781337282291
Author:
Ron Larson
Publisher:
Cengage Learning
College Algebra
College Algebra
Algebra
ISBN:
9781938168383
Author:
Jay Abramson
Publisher:
OpenStax