there are 17 men, two of the men are to be chosen to make a pair to sing the second song Ben thinks the number of different pairs that can be chosen is 136 mark thinks that the number of different pairs that can be chosen is 272 who is correct ben or mark

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.

answer: howdy

step-by-step explanation:

0.02

step-by-step explanation:

time of 9 192 631 770 periods of the radiation corresponding to the transition between the 2 hyperfine levels of the ground state of the caesium 133 atom at 0 k (but other seconds are sometimes used in astronomy)