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Question
Excel's __________ function can be used to compute the mode.a. MAX
b. AVERAGE
c. MEDIAN
d. MODE
Answer
This answer is hidden. It contains 1 characters.
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A small town has 5,600 residents. The residents in the town were asked whether or not they favored building a new bridge across the river. You are given the following information on the residents' responses, broken down by gender.MenWomenTotalIn Favor1,4002801,680Opposed8403,0803,920Total2,2403,3605,600Let: M be the event a resident is a manW be the event a resident is a womanF be the event a resident is in favorP be the event a resident is opposeda. Find the joint probability table.b. Find the marginal probabilities.c. What is the probability that a randomly selected resident is a man and is in favor of building the bridge?d. What is the probability that a randomly selected resident is a man?e. What is the probability that a randomly selected resident is in favor of building the bridge?f. What is the probability that a randomly selected resident is a man or in favor of building the bridge or both?g. A randomly selected resident turns out to be male. Compute the probability that he is in favor of building the bridge.
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b. no
c. yes
d. only when they are also mutually exclusive
Q:
If two events are independent, then
a. they must be mutually exclusive
b. the sum of their probabilities must be equal to one
c. the probability of their intersection must be zero
d. None of the other answers is correct.
Q:
The multiplication law is potentially helpful when we are interested in computing the probability of
a. mutually exclusive events
b. the intersection of two events
c. the union of two events
d. None of the other answers is correct.
Q:
Which of the following statements is(are) always true?
Q:
If A and B are mutually exclusive events with P(A) = 0.3 and P(B) = 0.5, thenP(A B) =a. 0.00b. 0.15c. 0.8d. 0.2
Q:
The probability of the intersection of two mutually exclusive events
a. can be any value between 0 to 1
b. must always be equal to 1
c. must always be equal to 0
d. can be any positive value
Q:
The probability of the union of two events with nonzero probabilities
a. cannot be less than one
b. cannot be one
c. cannot be less than one and cannot be one
d. None of the other answers is correct.
Q:
A method of assigning probabilities based upon judgment is referred to as the
a. relative method
b. probability method
c. classical method
d. None of the other answers is correct.