Construct a scatter diagram of the given bivariate data. (Do this on paper. Your instructor may ask you to turn in this work.) _____ (b) Calculate the covariance. (Give your answer correct to two decimal places.) ______ (c) Calculate sx and sy.
Construct a scatter diagram of the given bivariate data. (Do this on paper. Your instructor may ask you to turn in this work.) _____ (b) Calculate the covariance. (Give your answer correct to two decimal places.) ______ (c) Calculate sx and sy.
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.1: Measures Of Center
Problem 9PPS
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Question
Consider the following bivariate data.
Point | A | B | C | D | E | F | G | H | I | J |
x | 0 | 1 | 1 | 2 | 3 | 4 | 5 | 6 | 6 | 7 |
y | 7 | 5 | 6 | 3 | 4 | 1 | 4 | 0 | 1 | 1 |
(a) Construct a scatter diagram of the given bivariate data. (Do this on paper. Your instructor may ask you to turn in this work.)
_____
(b) Calculate thecovariance . (Give your answer correct to two decimal places.)
______
(c) Calculate sx and sy. (Give your answers correct to three decimal places.)
(d) Calculate r using formula 13.2. (Give your answer correct to two decimal places.)
_____
(e) Calculate r using formula 13.3. (Give your answer correct to two decimal places.)
______
_____
(b) Calculate the
______
(c) Calculate sx and sy. (Give your answers correct to three decimal places.)
sx | = ____ |
sy | = _____ |
(d) Calculate r using formula 13.2. (Give your answer correct to two decimal places.)
_____
(e) Calculate r using formula 13.3. (Give your answer correct to two decimal places.)
______
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