Your Turn: Data Set 4 Data Set: {(1, –2.5), (2, –4), (3, -5.5), (4, -6), (5, -6.5), (6, -8), (7,-8.5) 1. The regression line is: y = 2. Based on the regression line, we would expect the value of response variable to be when the explanatory variable is 0. 3. For each increase of 1 in of the explanatory variable, we can expect a(n) of in the response variable. 4. If x = 2.5, the y This is an %3D example of 5. The correlation coefficient is r = (Round to the nearest hundredth.) Check

A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
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Chapter1: Combinatorial Analysis
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Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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**Your Turn: Data Set 4**

**Data Set:**
\[
\{(1, -2.5), (2, -4), (3, -5.5), (4, -6), (5, -6.5), (6, -8), (7, -8.5)\}
\]

1. **The regression line is:** 
   \[
   y = \_\_\_ \_ \_ \_ \_ \_ \_ \_ \_ \_ \_ \_ \_ \_ \_ \_ \_ \_ \_ \_ \_ x
   \]

2. **Based on the regression line, we would expect the value of the response variable to be \_\_\_ when the explanatory variable is 0.**

3. **For each increase of 1 in the explanatory variable, we can expect a(n) \_\_\_ \_ \_ \_ \_ \_ \_ \_ \_ \_ \_ \_ \_ \_ \_ \_ of \_\_\_ in the response variable.**

4. **If \( x = 2.5 \), the \( \hat{y} = \_\_\_ \). This is an example of \_\_\_ \_ \_ \_ \_ \_ \_ \_ \_ \_ \_ \_ \_ \_ \_ \_.**

5. **The correlation coefficient is \( r = \_\_\_ \).** 
   *(Round to the nearest hundredth.)*

[**Check**]
Transcribed Image Text:**Your Turn: Data Set 4** **Data Set:** \[ \{(1, -2.5), (2, -4), (3, -5.5), (4, -6), (5, -6.5), (6, -8), (7, -8.5)\} \] 1. **The regression line is:** \[ y = \_\_\_ \_ \_ \_ \_ \_ \_ \_ \_ \_ \_ \_ \_ \_ \_ \_ \_ \_ \_ \_ \_ x \] 2. **Based on the regression line, we would expect the value of the response variable to be \_\_\_ when the explanatory variable is 0.** 3. **For each increase of 1 in the explanatory variable, we can expect a(n) \_\_\_ \_ \_ \_ \_ \_ \_ \_ \_ \_ \_ \_ \_ \_ \_ \_ of \_\_\_ in the response variable.** 4. **If \( x = 2.5 \), the \( \hat{y} = \_\_\_ \). This is an example of \_\_\_ \_ \_ \_ \_ \_ \_ \_ \_ \_ \_ \_ \_ \_ \_ \_.** 5. **The correlation coefficient is \( r = \_\_\_ \).** *(Round to the nearest hundredth.)* [**Check**]
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