yell- ora ..... Is the table above an example of a probability model? A. Yes, because the probabilities sum to 1. B. Yes, because the probabilities sum to 1 and they are all greater than or equal to 0 and less than or equal to 1. C. No, because the probabilities do not sum to 1. O D. No, because not all the probabilities are greater than 0. What do we call the outcome "red"? O A. Not so unusual event B. Unusual event C. Certain event D. Impossible event

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Is the following a probability model? What do we call the outcome "red"?
Color
Probability
red
green
0.25
blue
0.3
brown
0.1
yellow
0.1
orange
0.3
.....
Is the table above an example of a probability model?
A. Yes, because the probabilities sum to 1.
B. Yes, because the probabilities sum to 1 and they are all greater than or equal to 0 and less than or equal to 1.
C. No, because the probabilities do not sum to 1.
D. No, because not all the probabilities are greater than 0.
What do we call the outcome "red"?
A. Not so unusual event
B. Unusual event
C. Certain event
O D. Impossible event
Transcribed Image Text:Is the following a probability model? What do we call the outcome "red"? Color Probability red green 0.25 blue 0.3 brown 0.1 yellow 0.1 orange 0.3 ..... Is the table above an example of a probability model? A. Yes, because the probabilities sum to 1. B. Yes, because the probabilities sum to 1 and they are all greater than or equal to 0 and less than or equal to 1. C. No, because the probabilities do not sum to 1. D. No, because not all the probabilities are greater than 0. What do we call the outcome "red"? A. Not so unusual event B. Unusual event C. Certain event O D. Impossible event
Expert Solution
Step 1

Answer:----.                Date:----12/10/2021

 

 a) All the probabilities here are greater than or equal to 0.

Also sum of all probabilities: 0+0.25+0.3+0.1+0.1+0.3= 1.05 which is the required sum.

Therefore B is the correct answer here.

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