Sometimes change across time
Can the variability for the same thing sometimes change across time, or with other circumstances? If so, can anyone share any examples of this?
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Compute the probability that 3 tagged fish are caught on the second day? Determine the expected number of tagged fish recaptured on the second day.
The Institute of Education Sciences determines the high school dropout rate as the percentage of 16- through 24-year-olds who are not enrolled in school and have not earned a high school credential.
Determine three conditions where the measured output of the process has a small variation and three conditions where the variation is larger
The percent of women in the population of registered voters is 50%. A randomly chosen voter in the population is a women. Determine the conditional probability this individual will identify herself as a Democrat that we know she is a women?
One state lottery has 1000 prizes of $1, 140 prizes of $10, 20 prizes of $70, 5 prizes of $280, 2 prizes of $1300, and 1 prize of $2400. Assume that 32000 lottery tickets are issued and sold for $1. Determine the lottery's expected profit per tick
Every day, independently of previous days, the stock can quadrupal its value with probability 0.5 or lose value to be 1/4 of its value in the previous day with probability 0.5. How much is our 1 dollar worth if we wait long enough?
Suppose that the significance a level is a = 0.05. Employ the given information to find the P-value and the critical values. The test statistic of z=1.08 is obtained when testing the claim that p > 0.5.
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