Which type of angle do construction workers use when building to make sure that the walls and floors of a building are perpendic
2 answers:
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Answer:
Step-by-step explanation:
Weight decreased = 108 - 88 = 20 Kg
Percentage decrease =
= 18.52%
Answer:
since p value < x(0.05) so we reject the null hypothesis
step 5 ( conclusion)
reject the null hypothesis and there is sufficient evidence to support the claim that the true average percentage differs from 5.5.
Step-by-step explanation:
check the attachment for detailed explanation
