Thiss is in Statistics. Provide clean and clear solutions thank you and Godbless.

4. Construct a complete quantitative frequency distribution table of the following data below: (25 points) The data represents the weekly saving of the Level I BSRT students. 50 70 21 60 80 67 100 11 55 90 90 45 42 105 67 89 10 62 71 90 15 10 32 100 56 80 31 71 52 97 25 35 53 25 78 85 13 32 34 57 60 30 35 78 45 20 12 70. 78 85 a. Calculate the following 1. Range 2. Number of Classes 3. Class Size b. Calculate for the following 1. Mean 2. Median 3. Mode 4. Variance 5. Standard Deviation