1) Mary is packing boxe at the packing factory. Mary packs boxes at a rate of 10 boxes every 6 minutes
Roger packs boxes at a rate of 15 boxes every 8
minutes
Who has that fastest rate per minute?

Roger

Step-by-step explanation:

Find the rate they pack each box.

10/6 = 1.7 (Rounded)

Mary packs 1.7 boxes each minute.

15/8 = 1.9 (Rounded)

Roger packs 1.9 boxes each minute.

Roger packs faster.

Roger

Step-by-step explanation:

Mary packs at 1.66

Roger packs at 1.87

an advantage of the standard deviation is that it increases as the dispersion of the data increases. e. the interquartile range is preferred when the data are not skewed or no have outliers. an advantage of the standard deviation is that it uses all the observations in its computation.