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 the covariance. (Give your answer correct to two decimal places.) (c) Calculate sx and sy. (Give your answers correct to three decimal places.) sx = sy =
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 the covariance. (Give your answer correct to two decimal places.) (c) Calculate sx and sy. (Give your answers correct to three decimal places.) sx = 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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