Question

The amounts of a chemical compound y that dissolved in 100 grams of water at various temperatures x were recorded. Use the given data to complete parts (a) through (c) below. Click the icon to view the recorded data. (a) Find the equation of the regression line. ŷ= + x (Round the constant to two decimal places as needed. Round the coefficient to three decimal places as needed.) (b) Graph the line on a scatter diagram. Choose the correct graph below. Ο Α. B. C. D. ▲ Grams 60- Q ▲ Grams 60- Q ▲ Grams 90- Q ▲ Grams 60- نمبر Q Q Q 0- 0 0- 80 0 Temperature (C) 80 Temperature (C) 0+ 0 80 07 0 Temperature (C) 80 Temperature (C) (c) Estimate the amount of chemical that will dissolve in 100 grams of water at 50°C. ŷ= grams (Round to two decimal places as needed.) Chemical compound data x (degrees °C) y (grams) 0 8 5 8 15 12 9 15 30 24 20 22 45 32 34 26 60 45 38 42 75 47 52 43 Q Q - X

          The amounts of a chemical compound y that dissolved in 100 grams of water at various temperatures x were
recorded. Use the given data to complete parts (a) through (c) below.
Click the icon to view the recorded data.
(a) Find the equation of the regression line.
ŷ=  +  x
(Round the constant to two decimal places as needed. Round the coefficient to three decimal places
as needed.)
(b) Graph the line on a scatter diagram. Choose the correct graph below.
Ο Α.
B.
C.
D.
▲ Grams
60-
Q
▲ Grams
60-
Q
▲ Grams
90-
Q
▲ Grams
60-
نمبر
Q
Q
Q
0-
0
0-
80
0
Temperature (C)
80
Temperature (C)
0+
0
80
07
0
Temperature (C)
80
Temperature (C)
(c) Estimate the amount of chemical that will dissolve in 100 grams of water at 50°C.
ŷ=  grams (Round to two decimal places as needed.)
Chemical compound data
x (degrees °C)
y (grams)
0
8
5
8
15
12
9
15
30
24
20
22
45
32
34
26
60
45
38
42
75
47
52
43
Q
Q
-
X

the amounts of a chemical compound y that dissolved in 100 grams of water at various temperatures x were recorded use the given data to complete parts a through c below click the icon to vie 50641

Added by F-Tima N.

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