John has a bag of marbles that contains 12 red marbles 20 green marbles and 17 blue marbles if john pulls out a marble what the probability it will be red

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.

i think c. but don't trust it.

step-by-step explanation: