A 25$ aquarium is on sale at a discount of 49% what is the sale price of the aquarium

12.75 but thats what i got

Step-by-step explanation:

i think ur answer is   (3,-1)

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.