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A side Bven pair of variable, (side and area of a square), which is the dependent variable? A. side of the square C. area of the square B. square D. none of the above endant siven pair of variable, (hourly rate and monthly salary of a part-time professor), which is the independent variable? A. monthly salary B. part-time C. hourly rate D. professor **. The following are the steps in determining the regression line, Which is the correct sequence of the steps? 1. Find the values of a and b. II. Find the value of the correlation coefficient (r). m. Test the significance of r. Ifr is significant proceed to regression analysis, if not then stop. IV. Substitute the values of a and b in the regression line Y'=bX + a. A. I, II, III, IV B. II, III, I, IV C. IV, II, III, I D. II, IV, I, II For Items 45-50. Refer to the given problem below. The following data shows number of absences and the number of quizzes missed by five students. If there is a significant relationship between the two variables, predict the number of quizzes missed by a student who was absent for 6 days. Student Number of Absences Number of Missed Quizzes 1 2. 3 4 2 4 4 45. Which is the dependent and independent variable? A. Missed quizzes and absences, respectively. B. Student and number of absences, respectively. C. Absences and missed quizzes, respectively. D. Cannot determine. 46. What is the correlation coefficient, r? A. 0.63 C. 6.3 В. 63 D. 0.31 n-2. 47. What is the test significance of r using the formula: t =r V1-r2 A. 0.69 C. 1.41 b. -1.41 d.-0.69 48. Which of the following is the critical value of t? A. 2.776 C. 3.182 B. 2.571 D. 2.132 49. Which of the following must be done with the null hypothesis? A. Reject С. Ассеpt R. Ignore D. none of the above

A side Bven pair of variable, (side and area of a square), which is the dependent variable? A. side of the square C. area of the square B. square D. none of the above endant siven pair of variable, (hourly rate and monthly salary of a part-time professor), which is the independent variable? A. monthly salary B. part-time C. hourly rate D. professor **. The following are the steps in determining the regression line, Which is the correct sequence of the steps? 1. Find the values of a and b. II. Find the value of the correlation coefficient (r). m. Test the significance of r. Ifr is significant proceed to regression analysis, if not then stop. IV. Substitute the values of a and b in the regression line Y'=bX + a. A. I, II, III, IV B. II, III, I, IV C. IV, II, III, I D. II, IV, I, II For Items 45-50. Refer to the given problem below. The following data shows number of absences and the number of quizzes missed by five students. If there is a significant relationship between the two variables, predict the number of quizzes missed by a student who was absent for 6 days. Student Number of Absences Number of Missed Quizzes 1 2. 3 4 2 4 4 45. Which is the dependent and independent variable? A. Missed quizzes and absences, respectively. B. Student and number of absences, respectively. C. Absences and missed quizzes, respectively. D. Cannot determine. 46. What is the correlation coefficient, r? A. 0.63 C. 6.3 В. 63 D. 0.31 n-2. 47. What is the test significance of r using the formula: t =r V1-r2 A. 0.69 C. 1.41 b. -1.41 d.-0.69 48. Which of the following is the critical value of t? A. 2.776 C. 3.182 B. 2.571 D. 2.132 49. Which of the following must be done with the null hypothesis? A. Reject С. Ассеpt R. Ignore D. none of the above

A First Course in Probability (10th Edition)
A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
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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ie given pair of variable, (side and area of a square), which is the dependent variable? A. side of the square C. area of the square B. square D. none of the above endan ne given pair of variable, (hourly rate and monthly salary of a part-time professor), which is the independent variable? C. hourly rate D. professor A. monthly salary B. part-time * me following are the steps in determining the reeression line Which is the correct sequence of the steps? 1. Find the values of a and b. II. Find the value of the correlation coefficient (r). II. Test the significance of r. Ifr is significant proceed to regression analysis, if not then stop. IV. Substitute the values of a and b in the regression line Y'=bX + a. A. I, II, III, IV B. II, III, I, IV C. IV, II, III, I D. II, IV, I, II For Items 45 - 50. Refer to the given problem below. The following data shows number of absences and the number of quizzes missed by five students. If there is a significant relationship between the two variables, predict the number of quizzes missed by a student who was absent for 6 days. Student Number of Absences Number of Missed Quizzes 1 1 1 3. 2 4 3. 4. 45. Which is the dependent and independent variable? A. Missed quizzes and absences, respectively. B. Student and number of absences, respectively. C. Absences and missed quizzes, respectively. D. Cannot determine. 46. What is the correlation coefficient, r? A. 0.63 C. 6.3 В. 63 D. 0.31 n-2 47. What is the test significance of r using the formula: t = r V1-r2 А. 0.69 C. 1.41 b. -1.41 d. -0.69 48. Which of the following is the critical value of t? C. 3.182 A. 2.776 D. 2.132 B. 2.571 49. Which of the following must be done with the null hypothesis? A. Reject С. Аcсеpt B. Ignore D. none of the above
Transcribed Image Text:ie given pair of variable, (side and area of a square), which is the dependent variable? A. side of the square C. area of the square B. square D. none of the above endan ne given pair of variable, (hourly rate and monthly salary of a part-time professor), which is the independent variable? C. hourly rate D. professor A. monthly salary B. part-time * me following are the steps in determining the reeression line Which is the correct sequence of the steps? 1. Find the values of a and b. II. Find the value of the correlation coefficient (r). II. Test the significance of r. Ifr is significant proceed to regression analysis, if not then stop. IV. Substitute the values of a and b in the regression line Y'=bX + a. A. I, II, III, IV B. II, III, I, IV C. IV, II, III, I D. II, IV, I, II For Items 45 - 50. Refer to the given problem below. The following data shows number of absences and the number of quizzes missed by five students. If there is a significant relationship between the two variables, predict the number of quizzes missed by a student who was absent for 6 days. Student Number of Absences Number of Missed Quizzes 1 1 1 3. 2 4 3. 4. 45. Which is the dependent and independent variable? A. Missed quizzes and absences, respectively. B. Student and number of absences, respectively. C. Absences and missed quizzes, respectively. D. Cannot determine. 46. What is the correlation coefficient, r? A. 0.63 C. 6.3 В. 63 D. 0.31 n-2 47. What is the test significance of r using the formula: t = r V1-r2 А. 0.69 C. 1.41 b. -1.41 d. -0.69 48. Which of the following is the critical value of t? C. 3.182 A. 2.776 D. 2.132 B. 2.571 49. Which of the following must be done with the null hypothesis? A. Reject С. Аcсеpt B. Ignore D. none of the above
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