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Reptile [31]
3 years ago
9

Proportional relationships! Need help on!

Mathematics
1 answer:
Jlenok [28]3 years ago
7 0
Direct variation has this equation:

y = kx

where k is the constant of variation

y = -5 ; x = -15

y = kx
-5 = k(-15)
-5/-15 = k
1/3 = k

Choice D. y = 1/3 x 
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Nolan begins to find the mean absolute deviation of a data set. he finds the mean of the data and then finds the distance betwee
vfiekz [6]

The next step Nolan should take is to find the average of the distances from the mean.

<h3>What is meant by mean absolute deviation?</h3>

A measure of variance in a data set is the mean absolute deviation. We may determine how "spread out" the values in a data collection are by looking at the mean absolute deviation.

The steps to find mean absolute deviation are:

  • Calculate the mean of the data set
  • Calculate the value of distance between the mean and each point in the data set.
  • Find the average of the distances from the mean.

Hence, The next step Nolan should take is to find the average of the distances from the mean.

Learn more about mean on:

brainly.com/question/1136789

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Neporo4naja [7]

You will have 2 piano lessons and 6 tuba lessons


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Step-by-step explanation:

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PLEASE HELP!! ILL GIVE BRAINLIEST
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Step-by-step explanation:

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