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Airida [17]
3 years ago
13

You fitted a regression model on the height of a particular pine tree, after 20 years of growth, as a function of the elevation

the tree is growing in a coastal mountain. You found that linear regression was appropriate to study this question i.e., the relationship was linear. The regression model showed that tree height decreased 0.2 meters per meter gained in elevation and that tree height at sea level height (Om elevation) was predicted to be 110 m. The slope of this model was:______ (use the correct sign) while the intercept was:________ . The model predicts that a tree growing at an elevation of 25 m should be________ m tall. While the predicted elevation in the mountain that a 108 m tall tree will be found is________m.
Mathematics
1 answer:
tia_tia [17]3 years ago
3 0

Answer:

chjbbnnnnnffccccgg

gfggghhb

Step-by-step explanation:

cbbhvggffdgtxgiciuyyyyytybbbhhhhhbbbbhhhhhhhhhhhhbbhhhbhbhhhhhbjh

You might be interested in
Whats the first term of geometric sequence ___ 1,5,25,
zzz [600]

Answer:

0,2

Step-by-step explanation:

the rule of this geometric sequence is: divide 5

we turn the sequence to 25,5,1,_

Like <u>25:5=5;5:5=1;</u><u>1:5=0,2</u>

I hope it'll help you much

Thank you for asking

7 0
3 years ago
HELP QUICK PLEASE!!
Ksenya-84 [330]

Answer:

2

it is very clear and understandable

7 0
3 years ago
What is the area of the trapezoid
Xelga [282]
Short answer: B
Remark

A 45 degree angle means that the height is the same length as part of the base. But which part?

Givens
b1 = 9 feet
b2 = 23 feet
and the 45 degree angle on the right.


Determine the height.
The part of the base that is associated with the 45 degree angle is found by subtracting b1 from b2
b2 - b1 = 23 - 9 = 14
So 14 is also the height

Find the Area
A = 1/2 (b1 + b2)*h
b1 = 9
b2 = 23
h = 14

Area = 1/2(9 + 23) * 14
Area = 1/2 (32) * 14
Area = 16 * 14
Area = 224 <<<< answer
6 0
3 years ago
What are the zeros of this polynomial and state their multiplicity at each <br> y=(x-5)(x+2)^2
N76 [4]

Answer:

C.

Step-by-step explanation:

The zeros of a polynomial are the x-intercepts of the function. To find them, we factor the polynomial and set each factor equal to 0.

This polynomial is already factored so set each to 0 and solve for x.

x-5=0\\x=5\\(x+2)^{2}=0 \\(x+2)=0\\x=-2

This means x=-2, 5. Each zero or root has a multiplicity - the number of times the factor occurs. This is also known as the exponent of the factor expression.

(x+5) occurs once since it has exponent 1.

(x+2)^{2} occurs twoce since it has exponent 2.

x=5 mult. 1, x=-2 mult. 2



7 0
3 years ago
BRAINLIEST<br>through: (-3,5) parallel to y=-2x-3
umka2103 [35]

Answer:

Parallel Lines have the SAME SLOPE

We first Find the Slope of the line  

y = 2 x + 3

The Slope Intercept Form of the equation of a given line is:

y = m x + c

where  m  is the Slope of that line, and  c  is the Y intercept. For this line, the Slope is  2  So the Slope of the line PARALLEL to  

y = 2 x + 3

will also be  2 . And we are given that it passes through the point  

( − 3 , 4 )  

With this, we can use the Point Slope form to find the equation of the line.  

The Point-Slope form of the Equation of a Straight Line is:

( y − k ) = m ⋅ ( x − h )  m  is the Slope of the Line  

( h , k )  are the co-ordinates of any point on that Line.  

Here, we have been given the coordinates  

( h , k )  of 1 point on that line as  ( − 3 , 4 )  

And the Slope  m  is  2

Substituting the values of  h , k and m  in the Point-Slope form, we get

( y − 4 ) = ( 2) ⋅ ( x − ( − 3 ) )

The above will be the Equation of the Line in Point-Slope form.

If we need it in the Slope Intercept Form, we need to follow these steps:

Modifying the equation, we get:

( y − 4 ) = 2 ⋅ ( x + 3 )  

y − 4 = 2 x + 6

y = 2 x + 6 + 4  

We get the equation of the line as :

y = 2 x + 10

Step-by-step explanation:

4 0
3 years ago
Read 2 more answers
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