1.What is the probability the student selected is male? Giveyour answer to three
ID: 2913956 • Letter: 1
Question
1.What is the probability the student selected is male? Giveyour answer to three decimal places.
2.What is the probability the student selected is a male withoutpierced ears? Give your answer to three decimal places.
3.What is the probability the student selected is a female or haspierced ears? Give your answer to three decimal places.
4.What is the probability the student selected is neither femalenor has pierced ears? Give your answer to three decimal places.
5.Given the student selected does not have pierced ears, what isthe probability the student selected is male? Give your answer tothree decimal places.
6.Is the following statement true or false? The event that thestudent selected is male is independent of the event that thestudent selected does not have pierced ears.
TRUE or FALSE
Explanation / Answer
1. What is the probability the student selected is male? Giveyour answer to three decimal places.
90/200 = .450
2.What is the probability the student selected is a male withoutpierced ears? Give your answer to three decimal places.
23/200.115
3.What is the probability the student selected is a female orhas pierced ears? Give your answer to three decimal places.
(110+23)/200=.665
4.What is the probability the student selected is neither femalenor has pierced ears? Give your answer to three decimalplaces.
67/200=.335
5.Given the student selected does not have pierced ears, what isthe probability the student selected is male? Give your answer tothree decimal places.
23/100=.230
6.Is the following statement true or false? The event that thestudent selected is male is independent of the event that thestudent selected does not have pierced ears.
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