. Looking at the following distribution, which of the following statements is certainly true? s = 5 m = 65 Mo = 56
a. At least 75% of the scores fall between 55 and 75.
b. The lowest score is 21.
c. The highest score is 56
d. The variance of this distribution is the square root of 5.
e. None of the above are true.
Ans: a
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