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sergejj [24]
3 years ago
11

The center of a sphere is

Mathematics
1 answer:
Norma-Jean [14]3 years ago
3 0

Answer:

a fixed point equidistant from all points on the surface of the sphere

Step-by-step explanation:

I assume you are taking the test, so that's the answer

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The difference between the observed value of the dependent variable and the value predicted using the estimated regression equat
Elenna [48]

Answer:

For this case we define the dependent variable as Y and the independent variable X. We assume that we have n observations and that means the following pairs:

(x_1, y_1) ,....,(x_n,y_n)

For this case we assume that we want to find a linear regression model given by:

\hat y = \hat m x +\hat b

Where:

\hat m represent the estimated slope for the model

\hat b represent the estimated intercept for the model

And for any estimation of the dependent variable \hat y_i , i=1,...,n is given by this model.

The difference between the observed value of the dependnet variable and the value predicted using the estimated regression equation is known as residual, and the residual is given by this formula:

e_i = y_i -\hat y_i , i=1,...,n

So the best option for this case is:

d. residual

Step-by-step explanation:

For this case we define the dependent variable as Y and the independent variable X. We assume that we have n observations and that means the following pairs:

(x_1, y_1) ,....,(x_n,y_n)

For this case we assume that we want to find a linear regression model given by:

\hat y = \hat m x +\hat b

Where:

\hat m represent the estimated slope for the model

\hat b represent the estimated intercept for the model

And for any estimation of the dependent variable \hat y_i , i=1,...,n is given by this model.

The difference between the observed value of the dependnet variable and the value predicted using the estimated regression equation is known as residual, and the residual is given by this formula:

e_i = y_i -\hat y_i , i=1,...,n

So the best option for this case is:

d. residual

7 0
3 years ago
A student ran 100 m dash in 15.4 seconds. What was the student speed in miles per hour
amid [387]

15.4 seconds = 0.00428 hours and 100 meters = 0.062 miles soo the student ran approximately 14.5 mph

8 0
3 years ago
What is ac? HELP PLSSS​
elena55 [62]
What is the context for the question if there is any?
4 0
2 years ago
Read 2 more answers
1. A scale model of a building is 12 inches tall. The actual building is 120 feet tall. What is the scale factor of the model.
JulijaS [17]

Answer:

i believe it's 18

Step-by-step explanation:

9/6=1.5

27/1.5= 18

4 0
2 years ago
Read 2 more answers
Find the missing number in the following pattern 12,24,72,288
konstantin123 [22]
12 × 2 = 24

24 × 3 = 72

72 × 4 = 288

288 × 5 = 1,440, and so on...

<span><span>Comments </span> <span>Report</span></span>
3 0
3 years ago
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