Independence Formulas
Quiz
•
Mathematics
•
9th - 12th Grade
•
Medium
Standards-aligned
Jordan Weissberg
Used 3K+ times
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6 questions
Show all answers
1.
FILL IN THE BLANK QUESTION
15 mins • 1 pt
Events A and B are independent. P(A) = 0.77 P(B) = 0.81. What is the P(AandB)? Round to 2 decimal places.
Tags
CCSS.HSS.CP.A.2
CCSS.HSS.CP.A.4
2.
FILL IN THE BLANK QUESTION
15 mins • 1 pt
Knowing how to ride a bike and preferring chocolate are independent events. P(knowing how to ride a bike) = 0.21 and P(preferring chocolate) = 0.37. What is the P(knowing how to ride a bike AND preferring chocolate)? Round to 2 decimal places
Tags
CCSS.HSS.CP.A.2
CCSS.HSS.CP.A.4
3.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Identify whether events A and B are independent based on the following statements.
P(A) = 0.5
P(B) = 0.45
P(AandB) = 0.225
Yes, because P(A) = P(AandB)
Yes, because P(A) * P(B) = P(AandB)
No, because P(A) ≠ P(AandB)
No, because P(A) * P(B) ≠ P(AandB)
No, because P(A) ≠ P(A|B)
Tags
CCSS.HSS.CP.A.2
CCSS.HSS.CP.A.4
4.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Identify whether events A and B are independent based on the following statements.
P(A) = 0.2
P(B) = 0.4
P(AandB) = 0.2
Yes, because P(A) = P(AandB)
Yes, because P(A) * P(B) = P(AandB)
No, because P(A) ≠ P(AandB)
No, because P(A) * P(B) ≠ P(AandB)
No, because P(A) ≠ P(A|B)
Tags
CCSS.HSS.CP.A.2
CCSS.HSS.CP.A.4
5.
MULTIPLE SELECT QUESTION
15 mins • 1 pt
Identify which of the following formulas are ONLY TRUE if events A and B are independent. Select all that apply
Tags
CCSS.HSS.CP.A.3
6.
FILL IN THE BLANK QUESTION
15 mins • 1 pt
Being a millionaire and being double jointed are independent events. P(being a millionaire) = 0.08 and P(being double jointed) = 0.30. What is the P(being a millionaire AND being double jointed)? Round to 3 decimal places
Tags
CCSS.HSS.CP.A.2
CCSS.HSS.CP.A.4
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