1) You are conducting a research study on the performance of students in a mathematics competition. You collected data on the number of hours each student studied for the competition and their corresponding scores. Based on this scenario, which of the following statements accurately describe the difference between bivariate data and univariate data? a) Bivariate data involves analyzing the relationship between the number of hours studied and the scores obtained by each student. b) Univariate data analysis focuses on examining the distribution of the number of hours studied by the students. c) Bivariate data analysis requires the use of scatter plots and correlation coefficients to understand the relationship between the number of hours studied and the scores obtained by each student. d) Univariate data can consist of multiple variables, such as the number of hours studied and the scores obtained by each student. 2) A student asked his 30 classmates their Body Mass Index (BMI) and the number of glasses of water they drink daily. He found out that those students who consume 8-12 glasses of water daily have normal BMI.” What type of data is presented on the situation? a) Univariate data b) Multivariate categorical data c) Bivariate categorical data d) Bivariate data 3) Which of the following situations involve bivariate type of data? a) Joseph recorded the daily allowance of her 50 classmates. b) Chazel recorded the number of minutes 25 gym enthusiasts spend doing their work-out routines. c) Bryan estimated that the average number of students with internet connection in a class of 50 students is 17. d) Rica surveys the purchasing power and the number of hours spent for overtime work of 50 employees of a certain company.

Pre-test in Statistics and Probability

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