the given data set to complete parts (a) through (c) below. (Use α=0.05.) x 10 8 13 9 11 14 6 4 12 7 5 y 7.47 6.76 12.75 7.12 7.81 8.83 6.07 5.39 8.14 6.42 5.74 LOADING... Click here to view a table of critical values for the correlation coefficient. a. Construct a scatterplot. Choose the correct graph below. A. 04812160481216xy A scatterplot has a horizontal x-scale from 0 to 16 in increments of 2 and a vertical y-scale from 0 to 16 in increments of 2. Eleven points are plotted with approximate coordinates as follows: (4, 5.4); (5, 5.8); (6, 6); (7, 6.4); (8, 6.8); (9, 7.2); (10, 7.4); (11, 7.8); (12, 8.2); (13, 12.8); (14, 8.8). B. 04812160481216xy A scatterplot has a horizontal x-scale from 0 to 16 in increments of 2 and a vertical y-scale from 0 to 10 in increments of 1. Eleven points are plotted with approximate coordinates as follows: (4, 1); (5, 1.4); (6, 1.6); (7, 2); (8, 2.4); (9, 3); (10, 3.6); (11, 4.2); (12, 4.8); (13, 6); (14, 8). C. 04812160481216xy A scatterplot has a horizontal x-scale from 0 to 16 in increments of 2 and a vertical y-scale from 0 to 10 in increments of 1. Ten points are plotted with approximate coordinates as follows: (4, 3.2); (6, 6.2); (7, 7.2); (8, 8.2); (9, 8.8); (10, 9.2); (11, 9.2); (12, 9.2); (13, 8.8); (14, 8.2). D. 04812160481216xy A scatterplot has a horizontal x-scale from 0 to 16 in increments of 2 and a vertical y-scale from 0 to 10 in increments of 1. Eleven points are plotted with approximate coordinates as follows: (4, 6); (5, 5.6); (6, 5); (7, 4.6); (8, 4); (9, 3.6); (10, 3); (11, 2.6); (12, 2); (13, 1.6); (14, 1). b. Find the linear correlation coefficient, r, then determine whether there is sufficient evidence to support the claim of a linear correlation between the two variables. The linear correlation coefficient is r=0.8150.815. (Round to three decimal places as needed.) Using the linear correlation coefficient found in the previous step, determine whether there is sufficient evidence to support the claim of a linear correlation between the two variables. Choose the correct answer below. A. There is sufficient evidence to support the claim of a linear correlation between the two variables. B. There is insufficient evidence to support the claim of a nonlinear correlation between the two variables. C. There is insufficient evidence to support the claim of a linear correlation between the two variables. D. There is sufficient evidence to support the claim of a nonlinear correlation between the two variables. c. Identify the feature of the data that would be missed if part (b) was completed without constructing the scatterplot. Choose the correct answer below. A. The scatterplot does not reveal a perfect straight-line pattern, and contains one outlier. B. The scatterplot reveals a perfect straight-line pattern, except for the presence of one outlier. C. The scatterplot does not reveal a perfect straight-line pattern. D. The scatterplot reveals a perfect straight-line pattern and does not contain any outliers. Click to select your answer(s).

the given data set to complete parts (a) through (c) below. (Use α=0.05.) x 10 8 13 9 11 14 6 4 12 7 5 y 7.47 6.76 12.75 7.12 7.81 8.83 6.07 5.39 8.14 6.42 5.74 LOADING... Click here to view a table of critical values for the correlation coefficient. a. Construct a scatterplot. Choose the correct graph below. A. 04812160481216xy A scatterplot has a horizontal x-scale from 0 to 16 in increments of 2 and a vertical y-scale from 0 to 16 in increments of 2. Eleven points are plotted with approximate coordinates as follows: (4, 5.4); (5, 5.8); (6, 6); (7, 6.4); (8, 6.8); (9, 7.2); (10, 7.4); (11, 7.8); (12, 8.2); (13, 12.8); (14, 8.8). B. 04812160481216xy A scatterplot has a horizontal x-scale from 0 to 16 in increments of 2 and a vertical y-scale from 0 to 10 in increments of 1. Eleven points are plotted with approximate coordinates as follows: (4, 1); (5, 1.4); (6, 1.6); (7, 2); (8, 2.4); (9, 3); (10, 3.6); (11, 4.2); (12, 4.8); (13, 6); (14, 8). C. 04812160481216xy A scatterplot has a horizontal x-scale from 0 to 16 in increments of 2 and a vertical y-scale from 0 to 10 in increments of 1. Ten points are plotted with approximate coordinates as follows: (4, 3.2); (6, 6.2); (7, 7.2); (8, 8.2); (9, 8.8); (10, 9.2); (11, 9.2); (12, 9.2); (13, 8.8); (14, 8.2). D. 04812160481216xy A scatterplot has a horizontal x-scale from 0 to 16 in increments of 2 and a vertical y-scale from 0 to 10 in increments of 1. Eleven points are plotted with approximate coordinates as follows: (4, 6); (5, 5.6); (6, 5); (7, 4.6); (8, 4); (9, 3.6); (10, 3); (11, 2.6); (12, 2); (13, 1.6); (14, 1). b. Find the linear correlation coefficient, r, then determine whether there is sufficient evidence to support the claim of a linear correlation between the two variables. The linear correlation coefficient is r=0.8150.815. (Round to three decimal places as needed.) Using the linear correlation coefficient found in the previous step, determine whether there is sufficient evidence to support the claim of a linear correlation between the two variables. Choose the correct answer below. A. There is sufficient evidence to support the claim of a linear correlation between the two variables. B. There is insufficient evidence to support the claim of a nonlinear correlation between the two variables. C. There is insufficient evidence to support the claim of a linear correlation between the two variables. D. There is sufficient evidence to support the claim of a nonlinear correlation between the two variables. c. Identify the feature of the data that would be missed if part (b) was completed without constructing the scatterplot. Choose the correct answer below. A. The scatterplot does not reveal a perfect straight-line pattern, and contains one outlier. B. The scatterplot reveals a perfect straight-line pattern, except for the presence of one outlier. C. The scatterplot does not reveal a perfect straight-line pattern. D. The scatterplot reveals a perfect straight-line pattern and does not contain any outliers. Click to select your answer(s).

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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Related questions

Concept explainers

Question

the given data set to complete parts (a) through (c) below. (Use

α=0.05.)

x	10	8	13	9	11	14	6	4	12	7	5
y	7.47	6.76	12.75	7.12	7.81	8.83	6.07	5.39	8.14	6.42	5.74

Click here to view a table of critical values for the correlation coefficient.

a. Construct a scatterplot. Choose the correct graph below.

04812160481216xy

A scatterplot has a horizontal x-scale from 0 to 16 in increments of 2 and a vertical y-scale from 0 to 16 in increments of 2. Eleven points are plotted with approximate coordinates as follows: (4, 5.4); (5, 5.8); (6, 6); (7, 6.4); (8, 6.8); (9, 7.2); (10, 7.4); (11, 7.8); (12, 8.2); (13, 12.8); (14, 8.8).

04812160481216xy

A scatterplot has a horizontal x-scale from 0 to 16 in increments of 2 and a vertical y-scale from 0 to 10 in increments of 1. Eleven points are plotted with approximate coordinates as follows: (4, 1); (5, 1.4); (6, 1.6); (7, 2); (8, 2.4); (9, 3); (10, 3.6); (11, 4.2); (12, 4.8); (13, 6); (14, 8).

04812160481216xy

A scatterplot has a horizontal x-scale from 0 to 16 in increments of 2 and a vertical y-scale from 0 to 10 in increments of 1. Ten points are plotted with approximate coordinates as follows: (4, 3.2); (6, 6.2); (7, 7.2); (8, 8.2); (9, 8.8); (10, 9.2); (11, 9.2); (12, 9.2); (13, 8.8); (14, 8.2).

04812160481216xy

A scatterplot has a horizontal x-scale from 0 to 16 in increments of 2 and a vertical y-scale from 0 to 10 in increments of 1. Eleven points are plotted with approximate coordinates as follows: (4, 6); (5, 5.6); (6, 5); (7, 4.6); (8, 4); (9, 3.6); (10, 3); (11, 2.6); (12, 2); (13, 1.6); (14, 1).

b. Find the linear correlation coefficient, r, then determine whether there is sufficient evidence to support the claim of a linear correlation between the two variables.

The linear correlation coefficient is

r=0.8150.815.

(Round to three decimal places as needed.)

Using the linear correlation coefficient found in the previous step, determine whether there is sufficient evidence to support the claim of a linear correlation between the two variables. Choose the correct answer below.

There is

sufficient

evidence to support the claim of a linear correlation between the two variables.

There is

insufficient

evidence to support the claim of a nonlinear correlation between the two variables.

There is

insufficient

evidence to support the claim of a linear correlation between the two variables.

There is

sufficient

evidence to support the claim of a nonlinear correlation between the two variables.

c. Identify the feature of the data that would be missed if part (b) was completed without constructing the scatterplot. Choose the correct answer below.

The scatterplot does not reveal a perfect straight-line pattern, and contains one outlier.

The scatterplot reveals a perfect straight-line pattern, except for the presence of one outlier.

The scatterplot does not reveal a perfect straight-line pattern.

The scatterplot reveals a perfect straight-line pattern and does not contain any outliers.

Click to select your answer(s).

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