Answer :

Answer:

46.1, 80.7

Step-by-step explanation:

Mean:
[tex]\dfrac{\text{sum of all numbers}}{\text{amount of numbers}}=\dfrac{3+35.9+21.5+20+83.7+66.9+33.8+20}8=\\\\=\dfrac{284.8}8=46.1[/tex]

Range:
[tex]\text{biggest number}-\text{smallest number}=83.7-3=80.7[/tex]

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Rewritten by : Barada

Answer:

35.6 and 80.7

Step-by-step explanation:

well how we got the answer is that to find mean you add all the numbers u are given and then divide it by the total numbers of numbers you have and then for the range you subtract the lowest number from the highest number