A. DIRECTIONS: From the given data below use Linear Interpolation to calculate and identify what is being asked. 45, 50, 23, 34, 67, 81, 45, 11, 99, 86, 78, 17, 45, 34, 87, 56, 45 1. What is the upper quartile of the given data? Your answer 2. What is the lowest quartile of the given ungrouped data? Your answer * 1 point * 1 point 3. What is the interquartile range of the given data? Your answer 4. What is the midrange of the given data? Your answer * 1 point * 1 point 5. What is the median of the given grouped data? Your answer 6. What is the third quartile (Upper Quartile) of the given grouped data? Your answer * 1 point * 1 point 7. Which class interval contains the 25th percentile? Your answer 8. What is the 25th percentile of the given grouped data? Your answer * 1 point * 1 point The data summarized in the table below shows the 2nd Term Mathematics Test Scores of randomly selected Grade 10 students. Class Interval Frequency Lower Less than Cumulative Scores (f) Boundaries (LB) Frequency ( 1. How many Grade 10 students are involved in the grouped data? Your answer 2. Which class interval contains the median class? Your answer 3. What is the cumulative frequency of the class that precedes the median class? Your answer 4. What is the Lower - Class Boundary of the median class? * 1 point 1 point * 1 point * 1 point