What is the standard deviation for the number of computers sold. (Round your answer to 2 decimal places and enter your answer as 0.12 and not .12.) What is the probability the store will sell less than 2 computers in a day. (Round your answer to 1 decimal place and enter your answer as 0.1 and not .1.) What is the probability the store will sell at least 3 computers in a day. (Round your answer to 1 decimal place and enter your answer as 0.1 and not .1.
What is the standard deviation for the number of computers sold. (Round your answer to 2 decimal places and enter your answer as 0.12 and not .12.) What is the probability the store will sell less than 2 computers in a day. (Round your answer to 1 decimal place and enter your answer as 0.1 and not .1.) What is the probability the store will sell at least 3 computers in a day. (Round your answer to 1 decimal place and enter your answer as 0.1 and not .1.
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...
Related questions
Question
The following
x | P(x) |
0 | 0.2 |
1 | 0.1 |
2 | 0.3 |
3 | 0.2 |
4 | 0.2 |
- What is the standard deviation for the number of computers sold. (Round your answer to 2 decimal places and enter your answer as 0.12 and not .12.)
- What is the probability the store will sell less than 2 computers in a day. (Round your answer to 1 decimal place and enter your answer as 0.1 and not .1.)
- What is the probability the store will sell at least 3 computers in a day. (Round your answer to 1 decimal place and enter your answer as 0.1 and not .1.)
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