The first pic is d : and the solution is undefined because both lines don't intersect
the second both equation represent the same line
the second both equation represent the same line
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1 answer:
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Here is how to work 2, 3 , and 4.
Answer:
Null hypothesis :
Alternate hypothesis :
Step-by-step explanation:
To Find : State the hypotheses to be tested.
Solution
Mean = 72
Standard deviation = 20
N = 30
Claim : Shorney Construction Company bids on projects assuming that the mean idle time per worker is 72 or fewer minutes per day.
So, Null hypothesis :
Alternate hypothesis :
Answer:
Step-by-step explanation:
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Answer
Hope this helps!