10.1.10 E Question Help Use the given data set to complete parts (a) through (c) below. (Use a =0.05.) 10 13 11 14 6 12 7.45 6.77 12.73 7.11 7.82 8.84 6.09 5.38 8.15 6.41 5.73 9 Click here to view a table of critical values for the correlation coefficient. a. Construct a scatterplot. Choose the correct graph below. O A O B Oc. OD 16- 16 16- 12- 12 12- 12 8- **** Click to select your answer and then click Check Answer. 3 parts

10.1.10 E Question Help Use the given data set to complete parts (a) through (c) below. (Use a =0.05.) 10 13 11 14 6 12 7.45 6.77 12.73 7.11 7.82 8.84 6.09 5.38 8.15 6.41 5.73 9 Click here to view a table of critical values for the correlation coefficient. a. Construct a scatterplot. Choose the correct graph below. O A O B Oc. OD 16- 16 16- 12- 12 12- 12 8- **** Click to select your answer and then click Check Answer. 3 parts

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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Use the given data set to complete parts (a) through (c) below. 8 6.77 13 12.74 10 12 8.15 9. 11 14 6 4. y 7.46 7.11 7.81 8.85 6.08 5.39 6.41 5.73 Click here to view a table of critical values for the correlation coefficient. a. Construct a scatterplot. Choose the correct graph below. Ba O A. OB. c. OD. in Ay 16- Av 16- Ay 16 16- 12- 12- 12- 12- 8- 8- 8- .. 8- 4- 4- 4- 4- 0+ 4. 0- 12 8 12 16 8. 16 4. 8. 0. 0- 4. 8. 12 16 0. 4 8 12 16
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Given this scatterplot, what value of the correlation coefficient between the variables would you select as appropriate? 6.5 SCATTER PLOT 6.0 55 5.0 4.5 4.0 70 75 80 85 90 95 DAYS O 1.0 O0.9 -0.9 Q0.0 WEIGHT
E Question Help Use the given data set to complete parts (a) through (c) below. (Use a=0.05) 11 9.26 10 6. 14 8.11 8 6. 6.13 13 4 12 9.14 8.14 8.75 8.77 3.09 9.13 7.26 4.74 Click here to view a table of critical values for the correlation coefficient. a. Construct a scatterplot. Choose the correct graph below. OA. O B. OC. O D. Ay 10- 本y 10- Ay 10- Ay 10 - 8- 8- 8- 8- 6- 6- 6- 6- 4- 4- 4- 4- 2- 2- 2- 2- 0- 4 0- 0- -> 0- 41 81 12 16 4 8. 12 16 8 12 16 4 8 12 16 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. Click to select your answer(s). earch 0耳 a
Years Height (cm) 0.9 0.79 2.0 3.98 2.1 4.81 4.0 11.41 4.8 29.72 5.2 24.2 6.2 26.81 9.0 91.47 9.1 129.45 Find the correlation coefficient and coefficient of determination for the data. Assess how well the line fits the data.
tab Determine if there is a significant correlation between the sets of data at a 10% significance level. 31 29 57 35 60 62 49 62 50 35 37 32 57 20 X y 55 38 Negative Critical Value, tcrit Submit Question esc Positive Critical Value, tcrit Test Statistic, ttest C 2 F Test Conclusion: Reject Ho. There is enough evidence to suggest a significant (positive or negative) linear correlation between the data sets. W = Fail to Reject Ho. There is not enough evidence to suggest a significant (positive or negative) linear correlation between the data sets. 3 H [three decimal accuracy] [three decimal accuracy] [three decimal accuracy] a E A 4 do *5 R T < 6 Y
Here is a bivariate data set. 35.9 78.4 35.5 73.3 38 44.8 40.7 47.5 37.4 55.9 32.4 73.7 29.7 73.5 Find the correlation coefficient and report it accurate to three decimal places. Question Help: Message instructor Submit Question 9MB du
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Test the claim that the mean GPA of night students is smaller than the mean GPA of day students at the 0.025 significance level. The null and alternative hypothesis would be: Ho: HN S HD Ho:pN 2 PD Ho:PN = PD Ho:UN = HD Ho: PN HD H:PN PD H1: µN Next Question hp
The accompanying table shows the ages (in years) of 11 children and the numbers of words in their vocabulary. Complete parts (a) through (d) below. Click here to view the data table. Click here to view the table of critical values for the Pearson correlation coefficient. Data table Critical values for the pearson correlation coefficient (a) Display the data O A. Age, x Vocabulary size, y Critical Values for the 1 6 3000- 2400- 1800- 1200- Pearson Correlation Coefficient 210 3 590 4 1300 The correlation is significant when the absolute value of is greater than the value in the table. 600- 2200 6 4 6 0 2 Age (year 2600 a = 0.05 0.950 a = 0.01 0.990 4 6 8 years) 3 680 4 2100 0.878 0.959 (b) Calculate the sa 280 6 0.811 0.917 7 0.754 0.875 4 1100 0.834 0.798 8 0.707 (Round to three de 6. 2300 0.666 10 0.632 0.765 (c) Describe the ty 11 0.602 0.735 12 0.576 0.708 There is 13 0.553 0.684 Done 0.661 0.532 0.514 0.497 Print 14 15 0.641 Interpret the correla 16 0.623 17 0.482 0.606 O A. As age…
Use the given data set to complete parts (a) through (c) below. (Use a = 0.05.) х 10 8 13 11 14 4 12 У 9.14 8.14 8.74 8.77 9.25 8.09 6.14 3.11 9.13 7.26 4.74 Click here to view a table of critical values for the correlation coefficient. a. Construct a scatterplot. Choose the correct graph below. ici O A. B. OC. OD. Ay 10- Ay 10- Ay 10- Ay 10- 8- 8- 8- 8- 6- 6- 6- 6- 4- 4- 4- 4- 2- 2- 2- 2- 0- 0+ 0+ 4 0+ 4 12 16 8 12 16 12 16 4 12 16 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= (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 insufficient evidence to support the claim of a linear correlation between…