Answer: $ 38.69 ; There are 12 people in the crew
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Assuming that the sum of all the angles must equal 180°
180 - (27+10) = k
180 - 37 = k
k = 143°
Answer:
4.19
Step-by-step explanation:
Find the mean:

Find the standard deviation:

Answer:
The null hypo would be the difference is greater than 0
so the alternate hypothesis would be less than or equal to 0
H1: µd ≤ 0