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arlik [135]
2 years ago
10

Find and interpret the mean absolute deviation of the data.

Mathematics
1 answer:
postnew [5]2 years ago
4 0

Answer:

MAD: 1.45

The valued differs from the mean by an average of 5.625

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(-2 1/8) -12 25/29 - 10/7=​
bonufazy [111]

 

\displaystyle\\-2\frac{1}{8}-12\frac{25}{29}-\frac{10}{17}=\\\\\\=-\frac{2\times8+1}{8}-\frac{12\times29+25}{29}-\frac{10}{17}=\\\\\\=-\frac{16+1}{8}-\frac{348+25}{29}-\frac{10}{17}=\\\\\\=-\frac{17}{8}-\frac{373}{29}-\frac{10}{17}=\\\\\\=-\frac{17\times29\times17}{8\times29\times17}-\frac{373\times8\times17}{8\times29\times17}-\frac{10\times8\times29}{8\times29\times17}=\\\\\\=-\frac{8381}{3944}-\frac{50728}{3944}-\frac{2320}{3944}=\\\\\\=\frac{-8381-50728-2320}{3944}=\frac{61429}{3944}

7 0
3 years ago
Can someone help me with this please ​
kiruha [24]

Answer:

Step-by-step explanation:

Answer is 30

3 0
3 years ago
Which of the following forecasting methods is very dependent on selection of the right individuals who will judgmentally be used
Pachacha [2.7K]

Answer: The answer is option D. <em>Delphi Method Linear regression</em>

Step-by-step explanation: The <em>Delphi method </em>is a forecasting process framework used to estimate the likelihood and outcome of future events by group of <em>expert </em>with <em>relevant Knowledge</em>. The group of experts exchange views, and each independently gives estimates and assumptions to a facilitator who reviews the data and issues a summary report.

The steps involved in delphi method are;

  1. Choose facilitator
  2. Identifying experts
  3. Problem definition
  4. Round one questions
  5. Round two questions
  6. Round three questions
  7. Findings and conclusion

Note:

  • You may choose tom have more than three rounds of questions to reach a more accurate consensus
  • This technique is an iterative process, which tends to get broad range of opinions from the group of experts who will aid generation of forecast

4 0
3 years ago
Find formula for g(x) if it is known that g(x-3)=2x-6
insens350 [35]

Answer:

Did you even look at it? g(x)=2x

Step-by-step explanation:

2x-6=2(x-3), or 2(x).

5 0
3 years ago
Given the system<br><br> y &gt; -2<br><br> x + y &lt; 4
katen-ka-za [31]

1. Points that lie on the intersection area of the inequalities are solutions.

For example (0,2), (-4,4), (2,-1), (-8,0) and all others which lie in this area.

2 Not solutions are points that are on the lines (because we have signs > and <, not ≤ and ≥), or on the areas that are not intercepted. For example, (6,2), (2,2), (2,-4),(-6,-2).

7 0
3 years ago
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