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lesantik [10]
3 years ago
15

Can you help plzzz ​

Mathematics
1 answer:
Romashka-Z-Leto [24]3 years ago
6 0

Answer:

1.1  ithink

Step-by-step explanation:

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Which algebraic expression is equivalent to -2(4x -5y - 5x)
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Dmitriy789 [7]

The answer of the given questions

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Step-by-step explanation:

Here are the solutions of given questions

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5 0
3 years ago
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Suppose you are determining whether the depth of groves cut into aluminum by a milling machine is equal to 1.7 mm. You cut 14 gr
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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
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zalisa [80]
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Step-by-step explanation:

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