Mathematics
Mathematics, 15.02.2021 20:40, dmoore6859

The following data on sale price, size, and land-to-building ratio for 10 large industrial properties appeared in a paper. Property Sale Price Size Building Land-to-building
(millions of dollars) (thousands of sq. feet) ratio
1 10.5 2166 1.9
2 2.5 751 3.6
3 30.4 2423 3.5
4 1.7 225 4.8
5 20.0 3916 1.7
6 8.0 2866 2.4
7 10.1 1698 3.1
8 6.8 1047 4.8
9 5.9 1107 7.7
10 4.4 406 17.1
(a) Calculate the value of the correlation coefficient between sale price and size. (Give the answer to three decimal places.)
r =
(b) Calculate the value of the correlation coefficient between sale price and land-to-building ratio. (Give the answer to three decimal places.)
r =
(c) If you wanted to predict sale price and you could use either size or land-to-building ratio as the basis for making predictions, which would you use?
A) Size
B)Land-to-building ratio
(d) Based on your choice in Part (c), find the equation of the least-squares regression line you would use for predicting y = sale price. (Give answers to three decimal places.)
y = + x

answer
Answers: 3

Other questions on the subject: Mathematics

image
Mathematics, 21.06.2019 18:00, queenofspades
Saline iv fluid bags cost $64.20 for 24, 1000 ml bags from one supplier. a new supplier sells 500 ml bags for $2 each. the hospital uses about 10,000, 1000 ml bags each month. nurses report that about half of the bags are more than half full when they are discarded. if you are going to use only one supplier, which size bag provides the best deal, and how much will you save each month? compare the cost of the new supplier to the current one.
Answers: 1
image
Mathematics, 21.06.2019 22:00, quoia89
Alex took his brother to a birthday party. the party was scheduled to last for 1 and 3/4 hours but they stayed for 4/5 of an hour more. how long did she stay at the party?
Answers: 2
image
Mathematics, 21.06.2019 22:30, blackordermember
Which description is represented by a discrete graph? kiley bought a platter for $19 and several matching bowls that were $8 each. what is the total cost before tax? the temperature at 9 a. m. was 83° f and is heating up at an average rate of 6°f per hour. what is the temperature x hours later? juan ate an egg with 78 calories and some cereal with 110 calories per serving for breakfast. what is the total amount of calories he consumed? a bottle contained 2,000 ml of liquid and is being poured out at an average rate of 300 ml per second. how much liquid is left in the bottle after x seconds?
Answers: 3
image
Mathematics, 22.06.2019 00:30, zapata12
Parallelogram rstu is a rhombus. m∠r = 120° what is m∠t = 120 (what is m∠rsu? )
Answers: 2
Do you know the correct answer?
The following data on sale price, size, and land-to-building ratio for 10 large industrial propertie...

Questions in other subjects:

Konu
Physics, 15.01.2020 19:31
Konu
Social Studies, 15.01.2020 19:31
Konu
SAT, 15.01.2020 19:31