Answered: Find the Pearson r Correlation…

Find the Pearson r Correlation Coefficient: r = Blank 1 Find the equation of the regression line: y = Blank 2x + Blank 3 Predict power consumption for an ambient temperature of 65 °F: Blank 4 BTU

Algebra & Trigonometry with Analytic Geometry

13th Edition

ISBN:9781133382119

Author:Swokowski

Publisher:Swokowski

Chapter10: Sequences, Series, And Probability

Section10.5: The Binomial Theorem

Problem 5E

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Question

Find the Pearson r Correlation Coefficient: r = Blank 1
Find the equation of the regression line: y = Blank 2x + Blank 3
Predict power consumption for an ambient temperature of 65 °F: Blank 4 BTU

y (BTU)
a (°F)
27
y (BTU) ¤ (°F)
31
250
265
285
45
298
60
320
72
267
34
295
58
321
74

Definition Definition Statistical measure used to assess the strength and direction of relationships between two variables. Correlation coefficients range between -1 and 1. A coefficient value of 0 indicates that there is no relationship between the variables, whereas a -1 or 1 indicates that there is a perfect negative or positive correlation.

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