AnswersSS Integrated Math IIB 2026Probability and Two-Way Tables

Probability and Two-Way Tables Answers

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1
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Which statements are true? Check all that apply.

A
Twenty-three ninth graders and fifteen eleventh graders prefer math.
B
Fourteen eleventh graders prefer math and eight tenth graders prefer English.
C
Thirty-five twelfth graders prefer math and nine tenth graders prefer English.
D
Twenty-three ninth graders and thirty-five twelfth graders prefer math.
E
Eighteen tenth graders prefer English and fourteen eleventh graders prefer math.
2
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✔ positive Rh factor given type A bloodpositive Rh factor given type AB bloodnegative Rh factor given type A bloodnegative Rh factor given type AB blood

A
✔ positive Rh factor given type A blood
B
positive Rh factor given type AB blood
C
negative Rh factor given type A blood
D
negative Rh factor given type AB blood
120579

The two-way table shows the results of a recent study on the effectiveness of the flu vaccine. Let N be the event that a person tested negative for the flu, and let V be the event that the person was vaccinated.

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Answers:
⇒ 0.62:0.40
⇒ 0.59:0.40
⇒ no:Yes

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