Examlex
The following table shows part of the probability distribution for the number of boats sold daily at Boats Unlimited. It is known that the average number of boats sold daily is 1.57. Compute the variance and the standard deviation for this probability distribution.
Improper Fraction
A fraction in which the top number is greater than or equal to the bottom number.
Mixed Fraction
A mathematical expression combining a whole number and a proper fraction.
Mixed Fraction
A number consisting of an integer and a proper fraction (e.g., 3 1/2).
Whole Number
Non-negative integers, including zero, without fractions or decimals, representing complete units.
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