Which of the following statements are true? Mark all that apply. A) Expected Value is the actual gain or loss each time an event takes place.
B) The probability of an event A cannot be negative.
C) If the Expected Value of a game is 1, we say that it is a 'fair game!
D) If P(A) is the probability that event A will occur, the probability event A will not occur is
P(A) = - P(A).
E) The probability of an event that is certain is 1.
F) The probability of an impossible event is 0.
G) Expected Value is the average gain or loss of an event if the procedure is repeated many times.

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step-by-step explanation:

distance formula is d=√(x2-x1)^2   +   (y2-y1)^2

according to this law, when unemployment goes up by 1%, gdp drops by 2%. in the question, unemployment rate goes from 2% to 5%, meaning unemployment goes up by 3%, so the gdp drops by 6%. thus the effect is a drop in gdp by 6%.

step-by-step explanation:

sinn is the total amount of students now and m were the students before, you subtract them both (n-m) and divide that by m. then, since to get a percentage from a fraction you have to multiply by 100, your answer should look like this: n-m/m*100

step-by-step explanation:

the diver is 33 feet below the surface.

step-by-step explanation:

hope this