Service time for customers at a drive-through coffee shop has been shown to be uniformly distributed between 2 and 10 minutes. Customers will complain when service time exceeds 7.5 minutes.
Based on this information, the probability of getting a complaint based on service time is 0.3125. Indicate whether the statement is true or false
Q. 2If a distribution for a quantitative variable is thought to be nearly symmetric with very little variation, and a box and whisker plot is created for this distribution, which of the following is true?
A) The box will be quite wide but the whisker will be very short.
B) The left and right-hand edges of the box will be approximately equal distance from the median.
C) The whiskers should be about half as long as the box is wide.
D) The upper whisker will be much longer than the lower whisker.
Q. 3The normal continuous probability distribution is characterized by two parameters, ________.
A) the mean, , and the median
B) the median and the standard deviation,
C) the mean, , and the variance, 2
D) the mode and the range
Q. 4A nonbinding constraint is one for which the Cell Value is equal to the right-hand side of the value of the constraint.
Indicate whether the statement is true or false
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