Brainliest to the first correct answer

The answer is p(-6.3)

Step-by-step explanation:

The line PE is horizantal and the slope would be p(-6.3) please give branliest?

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.