Answer:
a. 3 hours
Step-by-step explanation:
So to calculate the mean, you have to add all the terms together, then divide by the number of terms, so:
1 + 1 + 2 + 2 + 2 + 2 + 3 + 3 + 3 + 3 + 3 + 4 + 4 + 4 + 4 + 5 + 5 + 5 + 6 + 6 = 68
68 ÷ 20 = 3.4
and since we don't have a 3.4 a an option, we're going to round it to 3
So the mean score of the hours spent on homework for the 8th grade math students is 3 hours
if this is wrong let me know
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