Mathematics, 28.11.2019 04:31 simmy6

Suppose iq scores were obtained from randomly selected twins. for 20 such pairs of people, the linear correlation coefficient is 0.897 and the equation of the regression line is modifyingabove y with caret equals 10.27 plus 0.88 x, where x represents the iq score of the twin born second. also, the 20 x values have a mean of 100.11 and the 20 y values have a mean of 98.1. what is the best predicted iq of the twin born first, given that the twin born second has an iq of 90? use a significance level of 0.05.

Answers: 2

Show answers

Other questions on the subject: Mathematics

Mathematics, 20.06.2019 18:04, antboozeoszxej

Which matrix can be multiplied to the left of a vector matrix to get a new vector matrix ?

Answers: 3

continue

Mathematics, 21.06.2019 12:30, mary2971

The total number of photos on hannah’s camera is a linear function of how long she was in rome. she already had 44 photos on her camera when she arrived. then she took 24 photos each day for 6 days. what is the rate of change of the linear function that represents this

Answers: 1

continue

Mathematics, 21.06.2019 14:30, emily41950

Every time you drive you will experience a combination of driving conditions and environments.

Answers: 1

continue

Mathematics, 21.06.2019 21:30, ladydeathanddea

Amira is painting a rectangular banner 2 1/4 yards wide. the banner will have a blue background. amira has enough paint to cover 1 1/2 square yards of the wall. the school colors are blue and yellow, so amira wants to add yellow rectangles on the left and right sides of the blue rectangle. the yellow rectangles will each be 3/4 yards wide and the same height as the blue rectangle. what will be the total area of the two yellow rectangles?

Answers: 3

continue

You know the right answer?

Suppose iq scores were obtained from randomly selected twins. for 20 such pairs of people, the linea...