Thursday
August 21, 2014

Homework Help: math

Posted by tracy12 on Tuesday, June 25, 2013 at 10:50am.

Consider the following set of data.
(18, 12), (29, 48), (65, 29), (82, 24), (115, 56), (124, 13)

(a) Calculate the covariance of the set of data. (Give your answer correct to two decimal places.)
Incorrect: Your answer is incorrect. .

(b) Calculate the standard deviation of the six x-values and the standard deviation of the six y-values. (Give your answers correct to three decimal places.)
sx =
sy =

(c) Calculate r, the coefficient of linear correlation, for the data in part (a). (Give your answer correct to two decimal places.)

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

math - Consider the following set of data. (18, 12), (29, 48), (65, 29), (82, 24...
statistics - Consider the following set of data. (18, 12), (29, 48), (65, 29), (...
STATISTICS(NEED HELP PLEASE?) - Consider the following set of data. (25, 6), (25...
math - 4. For Questions 4-7, use the following data: The number of file ...
Math - The stem-and-leaf plot shows the heights in centimeters of Teddy Bear ...
Statistics - I you are told that a data set has a mean of 25 and a variance of 0...
math - The following is a set of data from a sample of n = 5: 7 4 9 8 The ...
Math ~ Check Answers ~ - 3. In the following list of data, find the range: 21, ...
Math ~ Check Answers ~ASAP - 3. In the following list of data, find the range: ...
math - Each element in a data set is multiplied by 2, and each resulting product...

Search
Members