The heights in inches, of 12 students are listed below. 61,67,72,62,65,59,60,79,60,61,64,63
Which statement best describes the spread of these data?
(1) The set of data is evenly spread.
(2) The set of data is skewed because 59 is the only value below 60.
(3) The median of the data is 59.5.
(4) 79 is an outlier, which would affect the standard deviation of these data.

Twenty-five percent of the customers entering a grocery store between 5 p.m. and 7 p.m. use an express checkout. consider five randomly selected customers, and let x denote the number among the five who use the express checkout.

Which is a reasonable estimate of the amount of water in a small, inflatable pool used by children?

Using pert, adam munson was able to determine that the expected project completion time for the construction of a pleasure yacht is 21 months, and the project variance is 4. a) what is the probability that the project will be completed in 17 months? b) what is the probability that the project will be completed in 20 months? c) what is the probability that the project will be completed in 23 months? d) what is the probability that the project will be completed in 25 months? e) what is the due date that yields a 95% chance of completion?