For this data set, the value of the range is about the value of the interquartile range.

On average, the data points lie between
points from the mean.​

step-by-step explanation:

b and c

for this case we have by definition, if two lines are perpendicular, then the product of their slopes is -1.

then, given the following line:

so,

we are looking for m_ {2}:

then, the line is given by:

we find "b" replacing the given point:

finally, the equation is:

option c

its   c, f, a

step-by-step explanation:

7x7=4 so if u carry the 9 it will be 33