72, 103, 102 , 79, 82, 63, 72 Mean:
Median:
Mode:
Range:

Mean = 81.9

Median = 79

Mode = 72

Range = 40

Step-by-step explanation:

Mean = total divided by amount of numbers

Median = middle (after putting them from least to greatest)

Mode = most often

Range = lowest number minus highest number

(1,4) is on graph of f(x)

f(1) = 4

so 1/4 f(x)

1/4 f(1)

1/4. ×4

1

so point for function 1/4. f(x) is (1,1)