Math
1. Consider a sample with data values of 26, 24, 21, 19, 32, 35, 28, and 24. Compute the , , , and percentiles (to decimal, if decimals are necessary).
20th percentile ________
25th percentile ________
65th percentile ________
75th percentile ________
2. Consider a sample with a mean of and a standard deviation of . Use Chebyshev’s theorem to determine the percentage of the data within each of the following ranges (to the nearest whole number).
a. 30 to 50 , at least _________%
b. 15 to 65 , at least _________%
c. 31 to 49 , at least _________%
d. 28 to 52, at least _________%
e. 24 to 56, at least _________%