Review for Exam (Prob & Stats)

Flashcard
•
Mathematics
•
9th - 12th Grade
•
Hard
+3
Standards-aligned
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15 questions
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1.
FLASHCARD QUESTION
Front
What does it mean if an experiment is double blind?
Back
Neither the subject nor the doctor knows who is getting the placebo.
2.
FLASHCARD QUESTION
Front
What is the standard normal distribution?
Back
A normal distribution with a mean of 0 and a standard deviation of 1.
3.
FLASHCARD QUESTION
Front
How do you find the probability of a range in a standard normal distribution?
Back
Use the z-table to find the area under the curve between the two z-scores.
Tags
CCSS.HSS.ID.A.4
4.
FLASHCARD QUESTION
Front
What is the formula for calculating the probability of getting exactly x successes in n trials?
Back
P(X = x) = (nCx) * (p^x) * (q^(n-x)), where p is the probability of success and q is the probability of failure.
5.
FLASHCARD QUESTION
Front
What is convenience sampling?
Back
A sampling method where participants are selected based on their easy availability.
Tags
CCSS.HSS.IC.B.3
6.
FLASHCARD QUESTION
Front
What is the total number of outcomes when flipping a coin n times?
Back
2^n, where n is the number of flips.
7.
FLASHCARD QUESTION
Front
What is the probability of getting exactly 1 correct answer on a 3-question multiple-choice test with 5 options?
Back
38.4%.
Tags
CCSS.HSS.MD.B.6
CCSS.HSS.MD.B.7
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