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zubka84 [21]
2 years ago
9

Please help me i need help..

Mathematics
2 answers:
I am Lyosha [343]2 years ago
7 0
當我點擊圖片查看答案時,一切都很模糊,我什麼也看不到。拍個更清晰的圖讓我回答一下!!
nexus9112 [7]2 years ago
6 0
I can’t see the question
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Answer:

For this case we want to check if the true mean for the depth of groves cut into aluminium by a machine is equal to 1.7 (null hypothesis) and the alternative hypothesis would be the complement different from 1.7. And the best system of hypothesis are:

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Alternative hypothesis \mu \neq 1.7[/tx]And the best system of hypothesis are:3. This two-sided test:&#10;H0: μ = 1.7 mm&#10;H1: μ ≠ 1.7 mmStep-by-step explanation:For this case we want to check if the true mean for the depth of groves cut into aluminium by a machine is equal to 1.7 (null hypothesis) and the alternative hypothesis would be the complement different from 1.7. And the best system of hypothesis are:Null hypothesis: [tex]\mu =1.7

Alternative hypothesis [tex]\mu \neq 1.7[/tx]

And the best system of hypothesis are:

3. This two-sided test:

H0: μ = 1.7 mm

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3 years ago
Help asap!! Means a lot. 46 pts (:
adell [148]
Slope = (-7+4) / (7-1) = -3/6 = -1/2

using point (1,-4)
equation y + 4 = -1/2(x - 1)

answer is C. 
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