Drea is analyzing data for her study. Using the statistics feature on her graphing calculator she enters calculates the quadratic regression equation and gets the following values. What is the equation of the quadratic regression curve? Round to 4 decimal places.
a = .4233656775
b = 6.558741224
c = 54.988851247
R^2 = .924509088

R^2

Step-by-step explanation:

find the magnitude of the trig term  

csc

(

x

)

−

1

by taking the absolute value of the coefficient.

1

find the lower bound of the range.

tap for more

y

=

−

2

find the upper bound of the range.

tap for more

y

=

0

the range is  

y

≤

−

2

or  

y

≥

0

.

(

−

∞

,

−

2

]

∪

[

0

,

∞

)

{

y

|

y

≤

−

2

,

y

≥

0

}

step-by-step explanation: