Which of the following is the correct interpretation of
P(X > 4)?
Standardized tests for c...
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Mathematics, 09.04.2021 21:20 brookefrancett
Which of the following is the correct interpretation of
P(X > 4)?
Standardized tests for certain subjects, given to high
school students, are scored on a scale of 1 to 5. Let X
represent the score on a randomly selected exam. The
distribution of scores for one subject's standardized test
is given in the table.
Score
1
2
3
4
5
O The probability of a randomly selected test having a
score of at most 4 is 0.36.
O The probability of a randomly selected test having a
score of at least 4 is 0.36.
O The probability of a randomly selected test having a
score lower than 4 is 0.85.
O The probability of a randomly selected test having a
score higher than 4 is 0.15.
Probability
0.18
020
0.26
0.21
0.15
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