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Naily [24]
3 years ago
12

Based on the scatter plot, which equation represents the line best fit for the data about cups of beads?

Mathematics
1 answer:
e-lub [12.9K]3 years ago
5 0

Answer:

Option B. y = 1.81x + 44.36

Step-by-step explanation:

The graph represents a scatter plot with a positive correlations and has a positive y-intercept.

By drawing the best line to fit the data the y-intercept will be approximately at the midpoint of 45 and 50

We will check which option is true:

A. y = 4.25 x

The equation of option A represents a line pass through the point (0,0)

Which mean y-intercept is 0 and this is wrong.

B. y = 1.81x + 44.36

According to the best line to fit the data option B is true.

Also by substitution with x = 2

y = 1.81 * 2 +44.36 = 47.98  

which is near to the actual point on the graph (50)

C. y = 1.81 x  ⇒ Wrong ⇒ same explanation of option A

D. y = 4.25 x + 50  ⇒ Wrong

Because the y-intercept will be approximately at the midpoint of 45 and 50

<u>So, The answer is option B. y = 1.81x + 44.36</u>

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Sedaia [141]
5. 2*(7+x) which if you distributed would be 14+2x.
6.x - 8^2 or x-64.
Hope this helped!
4 0
4 years ago
Find the product and simplify. <br><br> 5/16 of 24/15
alexira [117]

Answer:

1/2

Step-by-step explanation:

First, write out the product.  Then, reduce as far as possible:

5       24         5(1)(4)(6)

----- * ------- = ---------------   Here, the 5s cancel, and so we get:

16       15         5(3)(4)(4)


4(6)

----------

3(4)(4)

Here, the 4 in the numerator cancels out one of the 4s in the denominator:


 6

------

12


and this last result reduces to 1/2.



4 0
3 years ago
Read 2 more answers
The table shows the annual sales revenues of different types of vehicles made by four automobile manufacturers.
Goryan [66]

Using the relative frequency concept, it is found that:

  • The number in the highlighted cell is: b. the revenue from sales of convertibles by Pluto Cars
  • The relative frequency of this vehicle category compared with the total sales revenue of Pluto Cars is: b. 0.225.

<h3>What is a relative frequency?</h3>

A relative frequency is given by the <u>number of desired outcomes divided by the number of total outcomes</u>.

The number in the cell has bounds conversible and Pluto Cars, and the table represents the amount earned, that is, revenue, hence option b is correct.

The total revenue of Pluto Cars is of $80 million, with convertibles corresponding to $18 million, hence the relative frequency is given by:

r = 18/80 = 0.225.

More can be learned about relative frequency at brainly.com/question/14398287

#SPJ1

8 0
2 years ago
Please help will mark brainliest
beks73 [17]

Answer:

(a) The complete frequency distribution is shown below.

(b)The histogram is attached below.

Step-by-step explanation:

The data for the number of miles biked by eighteen cyclists last week is as follows:

7, 21, 12, 4, 5 , 18, 10, 23, 11, 13, 20, 4, 24, 4, 9, 11, 6, 23

(a)

A frequency distribution is to formed for the data with a class width of 6.

The class intervals are provided.

The complete frequency distribution is as follows:

Class Interval      Frequency

     2 to 7                    6

    8 to 13                    6

   14 to 19                    1

  20 to 25                  5

(b)

The histogram is attached below.

7 0
3 years ago
What fraction of an hour is 38 minutes?<br> Give your answer in its simplest form.
natulia [17]

Answer:

\frac{19}{30}Hours

Step-by-step explanation:

=> 38 minutes

<u><em>To express 38 minutes in the fraction of an hour, we'll divide it by 60</em></u>

=> \frac{38}{60} Hours

<u><em>In Simplest Form:</em></u>

=> \frac{19}{30}Hours

8 0
4 years ago
Read 2 more answers
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