Pls help urgently extra points and mark brainlist

14 students were invited to the study group

Step-by-step explanation:

can i get brainliest plz

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.