Mathematics, 29.03.2021 20:20 maddymaddy

What is the quadratic regression equation that fits these data? X Y -4 40 -3 28 -2 10 -1 8 0 7 1 10 2 16 3 26 4 40 A. y = 16.76.1.02% O B. y = 0.82x2 + 0.78x + 7.23 C. y = 1,64x2 + 1.24x+ 8.08 ما O D. y = 2.13x2 + 0.13x + 6.39

Answers: 2

Show answers

Other questions on the subject: Mathematics

Mathematics, 20.06.2019 18:04, ballin3294

Hiroki wrote a number that is the opposite of -3. what number did hiroki write? a. ⅓ b. 3 c. 0 d. -3

Answers: 2

continue

Mathematics, 21.06.2019 19:30, cmaya

The amount spent on food and drink by 20 customers is shown below what is the modal amount spent and the median amount spent? 40 25 8 36 18 15 24 27 43 9 12 19 22 34 31 20 26 19 17 28

Answers: 1

continue

Mathematics, 21.06.2019 20:20, Kelbee781

Each person in an it department of 25 people works on at least one of 3 major projects: system security, program implementation, platform development. 10 people work on system security, 13 work on program implementation, and 12 work on platform development. 4 people work on system security and platform development, 5 people work on program implementation and platform development, and 2 people work on all three projects. how many people work on system security and program implementation?

Answers: 1

continue

Mathematics, 21.06.2019 23:00, ronaldotheexplorer12

The ratio of the perimeters of two similar triangles is 4: 3. what are the areas of these triangles if the sum of their areas is 130cm2?

Answers: 3

continue

You know the right answer?

What is the quadratic regression equation that fits these data? X Y -4 40 -3 28 -2 10 -1 8 0 7 1 10...