If the probability that an event will occur is 0.83, then the probability that the event will not occur is:
Answer(s): A
If the probability that event A occurs is 0.51, the probability that event B occurs is 0.64 and that probability that both A and B occur is 0.23 then:
Answer(s): D
If the probability that event A occurs is .51, the probability that event B occurs is .64 and events A and B are statistically independent then:
Answer(s): B
A population is bimodal. One hundred samples of size 30 are randomly collected and the 100 sample means are calculated. The distribution of these sample means is:
A population is bimodal with a variance of 5.77. One hundred samples of size 30 are randomly collected and the 100 sample means are calculated. The standard deviation of these sample means is approximately:
Answer(s): E
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