Use a cubic or quartic regression (as specified) to fit a curve through the points given in the table. Round to the nearest hundredth.
(Cubic)
A. y ? 0.38x3 - 5.35x2 + 24.97x - 33.40
B. y ? 0.38x3 - 4.35x2 + 22.97x - 33.40
C. y ? 0.28x3 - 5.35x2 + 22.97x - 33.40
D. y ? 0.28x3 - 4.35x2 + 24.97x - 33.40
Answer: D
You might also like to view...
For certain paragraphs, the Flesch Reading Ease score is given by
?
,
?
where w is the number of words in the paragraph. For a certain age group, a score of 60 is desired. Which of the following number of words will produce this Flesch score when the score is rounded to the nearest whole number? Round your answer to the nearest whole number.
?
A. 241 words B. 60 words C. This score is not possible. D. 251 words
Multiply using the galley method.446 × 35
A. 15,620 B. 15,710 C. 15,610 D. 15,600
Solve the problem.Five times the sum of some number plus 3 is equal to 8 times the number minus 3.
A. 6 B. 18 C. -18 D. -6
Solve the problem.The paired data below consist of the temperatures on randomly chosen days and the amount a certain kind of plant grew (in millimeters). Use the equation of the least squares line to predict the growth of a plant if the temperature is 78. 
A. 31.68 mm B. 29.42 mm C. 32.31 mm D. 31.06 mm