a) Are the outcomes of the two contracts bids independent? Explain. OA. No; the outcome of the first contract determines the probability of getting the second contract. OB. No; no events are independent. OC. Yes; the outcome of the first contract has no impact on the second contract. O D. Yes; all events are independent. b) Find the probability you get both contracts. (Type an integer or a decimal. Do not round.) c) Find the probability you get neither contracts.

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
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Your company bids for two contracts. You believe the probability
that you get contract #1 is 0.7. If you get contract #1, the
probability you also get contract #2 will be 0.5, and if you do not
get contract #1, the probability that you get contract #2 will be
0.2. Complete parts a through e below.
a) Are the outcomes of the two contracts bids independent?
Explain.
OA. No; the outcome of the first contract determines the
probability of getting the second contract.
OB. No; no events are independent.
OC. Yes; the outcome of the first contract has no impact on
the second contract.
OD. Yes; all events are independent.
b) Find the probability you get both contracts.
(Type an integer or a decimal. Do not round.)
c) Find the probability you get neither contracts.
(Type an integer or a decimal. Do not round.)
d) Let X be the number of contracts you get. Find the probability
model for X.
0
1
2
X
P(x)
(Type integers or decimals. Do not round.)
e) Find the expected value and standard deviation of X.
The expected value of X is.
(Type an integer or a decimal. Do not round.)
The standard deviation of X is
(Round to three decimal places as needed.)
Transcribed Image Text:← Your company bids for two contracts. You believe the probability that you get contract #1 is 0.7. If you get contract #1, the probability you also get contract #2 will be 0.5, and if you do not get contract #1, the probability that you get contract #2 will be 0.2. Complete parts a through e below. a) Are the outcomes of the two contracts bids independent? Explain. OA. No; the outcome of the first contract determines the probability of getting the second contract. OB. No; no events are independent. OC. Yes; the outcome of the first contract has no impact on the second contract. OD. Yes; all events are independent. b) Find the probability you get both contracts. (Type an integer or a decimal. Do not round.) c) Find the probability you get neither contracts. (Type an integer or a decimal. Do not round.) d) Let X be the number of contracts you get. Find the probability model for X. 0 1 2 X P(x) (Type integers or decimals. Do not round.) e) Find the expected value and standard deviation of X. The expected value of X is. (Type an integer or a decimal. Do not round.) The standard deviation of X is (Round to three decimal places as needed.)
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