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Molodets [167]
3 years ago
12

All graphs need to have a key, the data (imformation) and a _____?

Mathematics
1 answer:
jarptica [38.1K]3 years ago
6 0

Answer:

B

Step-by-step explanation:

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Answer:

Yes, Sample information does indicate that a 2-liter bottle of Pepsi contains more than 250 calories  

Step-by-step explanation:  

Null Hypothesis [H0] : u < 250  

Alternate Hypothesis [H1] : u > 250 {One Tail}  

t = (x' - u) / [ sd / √n ]  

= (255 - 250) / (5.6 / √20)  

5 / (5.6 /√20)  

= 3.99  

As t ie 3.99 > t value 1.65 ie for one tail 95% confidence level. So, we reject the null hypothesis & conclude that it contains more than 250 calories.  

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3 years ago
A flare was launched straight up from the ground with an initial velocity of 176ft/s and returned to the ground after 11 s.
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Step-by-step explanation:

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Greg is 10 years older than his brother gabe. He is also 3 times as old as gabe. How old is Greg?
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Step-by-step explanation:

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