Answer: 31.75 is your meadian of 31, 31.5, 32, 32.5
Step-by-step explanation:
Answer:
Variance s2 = 788.33333
Standard Deviation s = 28.077274
Count n = 7
Mean x¯¯¯ = 52
Sum of Squares SS = 4730
4,5 : 0,25 = 18 pieces of ribbon.
d.7/12