Write the letter of the correct answer. Show the solution.
Multiple Choice. Read each statement carefully then WRITE your answers on the answer sheet. Show your solution on the number that needs computation. DO NOT WRITE ANYTHING ON THE QUESTIONNAIRE." 1. ABCDE concluded in his study that the scores obtained by his 60 students in English and Filipino E GOESTI A. 1 examinations are positively related. How many variables are involved in the study? tho B. 2 C. 3 D. 4 2. MS. FGHIJ computed that the mean percentage of score of her A1 class in their Midterm Test in AP is 8().60". What type of data is illustrated in the statement? A. bivariate B. multivariate C. trivariate D. univariate 3. KLMNO told his, friend that playing ML for 3 hours a night increases his blood pressure by 5%. What are the variables presented? A. hours of sleep B. food intake and playing ML C. hours of sleep and blood pressure D. weight and hours of sleep 4. PQRST sell's balut in the street. His average income in selling balut last week is P350. What data shows a univariate con dition? A. average income B. balut he sells C. last week D. P350 5. Which among the terms is determined by the direction of the points on a scatter plot? A. variation B. trend C. strength D. form 6. Recent study showed that the height of a child is likely to be inherited from his/her father. If you are going to construct a scatter plot for this scenario, what variable should represent the y-axis? A. height of the child C. height of the mother B. height, of the father D. height of the parents 7. The relationship of the variables in a scatter plot is described in terms of its A. mean, mode and median C. form, trend and variation B. forrn, direction and variance D. shape, trend and standard deviation 8. In constructing a scatter plot, which variable assumes the y-coordinate values? A. normal variable B. mean variable C. independent variable D. dependent variable 9. LIVWXY noticed the condition between the two variables that if the first variable is low the second variable tends to be low, and if the first variable is high the second variable tends to be high. What conclusion can be drawn from this? A. the variables have positive correlation C. the variables have no correlation B. the variables have negative correlation D. the variables have zero correlation 10. Allen noticed that his scatter plot showed points that follow a trend rising from right to left. He also noticed that the points are scattered from the trend line. What kind of correlation is this? A. strong negative B. strong positive C. weak negative D. weak positive 11. Variables have and correlation if the points rise from left to right and plotted closely to the trend line. A. negative, perfect B. negative, strong C. positive, perfect D. positive, strong 12. Ana noticed from her answer that there is an inverse relationship between the two variables she used. What would be her conclusion from this? A. there is a positive correlation between variables 3. there is a negative correlation between variables C. there is zero correlation between variables D. there is perfect correlation between variables 13. Which of the following is the range of the correlation coefficient? A. OSIs1 B. 1Srs-1 C. -1
0.01, fail to reject Ho B. since p-value = 0.4024 0.01, reject Ho D. since p-value = 0.4024
