Mathematics, 25.08.2019 04:30 suzzi95
The same sample of 25 seniors from the urban school district with the mean and standard deviation n(450, 100). a 95% confidence interval for µ for the population of seniors with a margin of error of ± 25 is used. what is the smallest sample size we can take to achieve this same margin of error?
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2-3 6. use your equation to find how high tyler will have to climb to scale the peak. (4 points: 2 points for correctly substituting values, 2 points for the correct height)
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Events a and b are independent. the probability of a occurring is 2/5. the probability of b occurring is 1/4. what is p(a and b)?
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