What is the range of each set of data? 2 year grads: _______ 5 year grads: _____

Question

What is the range of each set of data? 2 year grads: _______ 5 year grads: _______ b) W hat appears to be the five number summary of the 5 year grads? _______ c) What appears to be the five number summary of the 2 year grades? ________ d) Which group has a higher: minimum salary? ________ median salary? _______ max salary? ________ e) What is 75^th percentile annual salary for the 2 year grads? ________ f) What is the 25^Th percentile annual salary for the 5 year grads? _______ Identify and indicate if the symbol below is a statistic or a parameter. mu _______ sigma _______ s ______ _______ A cookie jar contains 6 vanilla cookies, 3 chocolate cookies, and 8 lemon cookies. If one cookie is randomly picked from the jar. what is the probability that it will be vanilla? What is the event of getting a sum of 1 when rolling a dice (two die)? (show proper notation) What is the probability of getting a number less than 4 when rolling a die? Helpful Formulas s = Squareroot sigma (x - x)^2/n - 1 sigma = Squareroot sigma (x - x)^2/N

Explanation / Answer

14.

Mu = Mean (pop. param)

Sigma = Standard deviation(pop. param)

s = sample standard deviation(sample. param)

15. Selecting 1 vaniall cookie out of 17 = 6C1/17C1 = 6/17

16. 0, as you always get a sum of more than 1

17. thats getting either a 1,2,or 3 = 3/6 = 1/2

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