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emmasim [6.3K]
3 years ago
11

Help please! Need help with #6.

Mathematics
2 answers:
umka21 [38]3 years ago
5 0
You had a y amount of dollars and gave 4 away, now you have less than Cindy. Cindy only has 2 dollars.
podryga [215]3 years ago
3 0
Uppsss no se yo también estoy en eso
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A company has developed a new ink-jet cartridge for its printer that it believes has a longer life-time on average than the one
Mila [183]

Answer:

The test hypothesis is :

H_0: \mu=1502.5\\ H_a: \mu>1502.5

Step-by-step explanation:

Consider the provided information.

Null hypothesis refer the population parameter is equal to the claimed value.

If there is no statistical significance in the test then it is know as the null which is denoted by H_0, otherwise it is known as alternative hypothesis which denoted by H_a.

The historical average lifetime for cartridges produced by the current process is 1502.5 pages.

Hence, the test hypothesis is :

H_0: \mu=1502.5\\ H_a: \mu>1502.5

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3 years ago
Estimate the answer to 65.78 + 13.43 by first rounding each number to the nearest tenth.
gizmo_the_mogwai [7]
65.8 + 13.4 =  79 .2. So the answer is c 
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A.You are told that a company's profits this year are 120% of their profits from last year. If their
Elden [556K]

Answer:

29,160,000

Step-by-step explanation:

24,300,000x120%=29,160,000

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Which set has the greatest range?
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