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lora16 [44]
4 years ago
5

Jenna bought 4 composition notebooks and 3 pocket folders from the

Mathematics
1 answer:
Anettt [7]4 years ago
4 0

Answer:

Step-by-step explanation:

She paid 3.42 for 3 pocket folders in total she paid 9.85 so 9.85-3.42 should give u the total for the 4 composition notebooks then you would divide that total the 9.85-3.42 which is 6.43 divided by 4 is 1.90

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When the sample evidence is sufficient to justify rejecting the null hypothesis in a goodness-of-fit test, can you tell exactly
Svetllana [295]

No, we can only suppose that the observed distribution deviates from the expected distribution when we reject the null hypothesis.

<h3>What is a null hypothesis?</h3>

The null hypothesis exists as a specific mathematical theory that claims that there exists no statistical relationship and significance between two sets of observed data and estimated phenomena for each set of selected, single observable variables. The null hypothesis can be estimated to define whether or not there exists a relationship between two measured phenomena, which creates it useful. It can let the user comprehend if the outcomes exist as the product of random events or intentional manipulation of a phenomenon.

To learn more about the null hypothesis refer to:

brainly.com/question/13135308

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4 0
2 years ago
Read 2 more answers
So ive been trying to figure this out but i cant!
Setler79 [48]

Answer:

This is a linear graph.

Step-by-step explanation:

Since the x values increase at a constant of 1. The y-values have a 1st difference of -4 which means the graph is linear.

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3 years ago
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PLEASE HELP ME
nasty-shy [4]

Answer:

<em><u>1) Sam's Club is better because the price for 10 cans at the village market would be $6.20 versus $4.70 from Sam's Club</u></em>

<em><u>2) 420 people with 210 per hour</u></em>

<em><u>3) It would be more beneficial to buy apples from the Quick Market considering the explanation below.</u></em>

<em><u>4) 396 quarts per hour and a daily rate of 792.</u></em>

Step-by-step explanation:

1) $3.10 x 2 = $6.20

2) 70 x 6 = 420

so, 210 per hour

3) $1.05 divided by 3 is $0.35 per apple at the Quick Market

   $2.55 divided by 5 is $0.51 per apple at the Stop and Save.

4) take 330 and divide by 10 to get the amount per hour which is 33 quarts per hour.

330 + 33 + 33 = 396 for 12 hours

396 x 2 = 792 for one day.

6 0
3 years ago
What is the slope of the line?<br><br> A: 3<br><br> B: - 3<br><br> C: - 1<br><br> D: 1
Shtirlitz [24]

Answer:

A

Step-by-step explanation:

To find the slope of a line, we can use the slope formula:

\displaystyle m=\frac{y_2-y_1}{x_2-x_1}

So, we will need to choose two points from the graph. Any two points will work.

Let’s choose (0, -1) and (1, 2).

So, we will let (0, -1) be (x₁, y₁) and (1, 2) be (x₂, y₂). Substitute these values into the slope formula:

\displaystyle m=\frac{2-(-1)}{1-0}

Evaluate:

\displaystyle m=\frac{3}{1}=3

Therefore, the slope of the line is 3.

Hence, our answer is A.

7 0
3 years ago
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Alekssandra [29.7K]
YOU ARE SMART YOU CAN DO THIS
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3 years ago
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