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Sliva [168]
3 years ago
13

Calculate the regression coefficients in the above table by hand, using the statistics below

Mathematics
1 answer:
Shtirlitz [24]3 years ago
7 0
The coefficients are three and 85
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The median and mean of these numbers:
aleksandr82 [10.1K]

Answer:

Mean : ≈ 12.7

Median: ≈ 13.5

Step-by-step explanation:

To find the mean you must add all the numbers and divide by the # of numbers in the set.

8+12+13+14+14+15 = 76

76/6 ≈ 12.7

To find the median you have to order the numbers from least to greatest, the middle number should be the median, but in this case two numbers are in the middle.

8, 12, 13, 14, 14, 15

So you have to add 14 and 13, which is 27.

Then divide by 2 which is ≈ 13.5

8 0
3 years ago
GIVING BRAINLIEST AND THE REST OF MY POINTS, PLS HELP!!!! :((
Nataly_w [17]

Answer:

The correct line plot is choice C.

Step-by-step explanation:

If you look at the data values, you'll notice that there are three 11\frac{1}{4}, and the only line plot that depicts this is choice C, so that is the correct answer.

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3 years ago
Which statement is not true about histograms
Eduardwww [97]

Answer:

d

Step-by-step explanation:

d is not true because width and thickness doesn't matter

8 0
3 years ago
PLSSSS HELPPP<br><br> 4 ¼ divided by 2 ½
notsponge [240]

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Step-by-step explanation:

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3 years ago
Suppose that in a normal half hour of practice, a tennis player expends 280 calories of energy.
sertanlavr [38]

Answer:

308 Calories

Step-by-step explanation:

So we start off with 280 as usual, but I will focus on the percent. The given percent is 110% "effort". What we would need to do here is, Firstly, change the percent into a decimal, and this is done by moving the decimal spot of 110%. What I mean is that 110.% and you move that little period over 2 times to the left and also remove the percent as for now because we will not need it. After that you would get 1.10. This is what we will multiply by. So if we did 280x1.10 it equals 308, and that is how I got 308

Hope this helps!

4 0
3 years ago
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