Mathematics, 29.03.2021 23:40 sportie59
A statistics student is studying if there is a relationship Using the computer output, what is the correlation?
between the price of a used car and the number of
miles it had been driven. She collects data for 20 cars
0-0.82
of the same model with different mileage and
-0.68
determines each car's price using a used car website. 0.68
The analysis is given in the computer output.
0.82
Predictor Coef SE Coeft-ratio
Constant 24157.2 2164.1 2.965 0.046
Mileage
-0.181 0.024 5.377 0.000
S = 3860.7 R-Sq = 68.0% R-Sq (Adi) = 67.5%
Answers: 2
Mathematics, 21.06.2019 19:00, jackieanguiano3700
Solve the problem. a student earned grades of c, a, b, and a in four different courses. those courses had these corresponding numbers of credit hours: 4, 5, 1, and 5. the grading system assigns quality points to letter grades as follows: a = 4, b = 3, c = 2, d = 1, and f = 0. compute the grade point average (gpa) and round the result to two decimal places. 3.40 3.50 8.75 2.18
Answers: 1
Mathematics, 21.06.2019 22:00, Ezonthekid
What is the value of the discriminant of the quadratic equation -2x = -8x + 8 and what does its value mean about thenumber of real number solutions the equation has?
Answers: 3
Mathematics, 22.06.2019 02:20, traphard979
Find the probability that -0.3203 < = z < = -0.0287 find the probability that -0.5156 < = z < = 1.4215 find the probability that 0.1269 < = z < = 0.6772
Answers: 2
A statistics student is studying if there is a relationship Using the computer output, what is the c...
Chemistry, 31.10.2019 19:31
Mathematics, 31.10.2019 19:31