You are asked to match three songs with the performers who made those songs famous. If you guess, the probability distribution for the number of correct matches is: 0.403 Probability Number correct 0.014 | 0.195 2 3 0.388 1 What is the probability you will get:

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You are asked to match three songs with the performers who made
those songs famous. If you guess, the probability distribution for the
number of correct matches is:
Probability
Number correct
0.403
0.388
0.014
0.195
2
What is the probability you will get:
a. Exactly one correct? (Round the final answer to 3 decimal places.)
0.388
b. At least one correct? (Round the final answer to 3 decimal places.)
0.597
c. Exactly two correct? (Round the final answer to 3 decimal places.)
0.014
d. Compute the mean, variance, and standard deviation of this
distribution. (Round the final answers to 3 decimal places.)
Mean u
1.001
Variance o?
2.171
Standard deviation o
1.473
Transcribed Image Text:You are asked to match three songs with the performers who made those songs famous. If you guess, the probability distribution for the number of correct matches is: Probability Number correct 0.403 0.388 0.014 0.195 2 What is the probability you will get: a. Exactly one correct? (Round the final answer to 3 decimal places.) 0.388 b. At least one correct? (Round the final answer to 3 decimal places.) 0.597 c. Exactly two correct? (Round the final answer to 3 decimal places.) 0.014 d. Compute the mean, variance, and standard deviation of this distribution. (Round the final answers to 3 decimal places.) Mean u 1.001 Variance o? 2.171 Standard deviation o 1.473
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