The first digit of a randomly chosen expense account claim follows Benford\'s la
ID: 3381460 • Letter: T
Question
The first digit of a randomly chosen expense account claim follows Benford's law (see this example.). Consider the following events.
A = {first digit is 4 or greater}
B = {first digit is even}
(a) What outcomes make up the event A? (Enter your answers as a comma-separated list.)
__________
What is P(A)? (Enter your answer to three decimal places.)
P(A) =
(b) What outcomes make up the event B? (Enter your answers as a comma-separated list.)
____________
What is P(B)? (Enter your answer to three decimal places.)
P(B) =
(c) What outcomes make up the event "A or B"? (Enter your answers as a comma-separated list.)
____________
What is P(A or B)? (Enter your answer to three decimal places.)
P(A or B) =
Explanation / Answer
The first digit of a randomly chosen expense account claim follows Benford's la
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