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STATISTICS & PROBABILITY CHAPTER TEST Flashcards | StudBud
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STATISTICS & PROBABILITY CHAPTER TEST
STATISTICS & PROBABILITY CHAPTER TEST
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Welcome to our first Chapter Test in Statistics & Probability. Good luck! ;)
Flashcards
10 cards
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Practice quiz
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Questions
10
Answers
1
4. The number of defective COVID-19 Rapid Antibody Test Kit is a continuous variable.
False
True
2
6. The number of recovered patients of COVID-19 per province is a discrete variable.
False
True
3
1. If three coins are tossed, which is NOT a possible value of the random variable for the number of tails?
4
1
3
2
4
A variable where the information or data can take infinitely many values and can also be obtained by measuring?
Discrete Variable
qualitative variable
Continuous variable
Quantitative variable
5
2. Which of the following is a discrete random variable?
Voltage of car batteries
Length of electrical wires
Amount of sugar used in a cup of coffee
Number of pencils in a box
6
8. If a coin is tossed, what are the possible values of the random variable for the number of tails?
0, 1, 2
1, 2, 3
0, 1
0, 1, 2, 3
7
3. The weight of the professional boxers is a discrete variable.
False
True
8
5. The area of lots in an exclusive subdivision is a continuous variable.
True
False
9
7. The number of students with Academic Excellence in a school per district is a continuous variable.
True
False
10
What would be the probability of picking a face card (i.e. a king, queen, or jack?
P(Face) = 8/52 = 2/13
P(Face) = 12/52 = 3/13
P(Face) = 6/52 = 3/26
P(Face) = 4/52 = 1/13
