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Probabilities and Statistics Q4 project Flashcards | StudBud
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Probabilities and Statistics Q4 project
Probabilities and Statistics Q4 project
10 terms
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Made by Jaevin mendiola
Flashcards
10 cards
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Questions
10
Answers
1
A student's scores on a 5 tests are 80, 90, 70, 85, and 95. What is the mean (average) score?
80
84
48
13
2
A deck of 52 cards is shuffled. What is the probability of drawing a queen or a heart?
4/13
43/50
13/51
16/52
3
The probability of a success is the same for each trial is part of Binomial experiment?
False
True
4
Is this the right Binomial probability Formula?
False
True
5
What is the definition of Binomial Experiment?
A probability experiment that satisfies these conditions
I don't know
Where x represents a value associated with each outcome of probability
A probability experiment that doesn't satisfies these conditions
6
Expected value of a Discrete Random Variable: Equal to the mean of the random variable.
True
False
7
What are the two main variables of Random Variable? Select one that applies.
Statistics Variable (Balanced Data)
Continuous Random Variable (Measured Data)
Discrete Random Variable (Counted Data)
Binomial Experiments Variables (Calculated Data)
8
Which one is the correct Binomial Probability Formula?
P(x) = pCwpwqA-x = n!∕(n-x)!x! pxqn-x
I have no clue
P(x) = ACxpxqA-x = n!∕(n-x)!x! pxqn-x
None
9
A fair coin flipped 3 times. What is the probability of getting exactly 2 heads?
2/6
4/6
3/8
I have no idea
10
Is the Lists each possible value the random variable can assume, together with its probability a Binomial experiment?
True
False
