Question

ice cream. She asks 100 of her regular customers te he best. The results are shown in the follo taie test and pick the navour they like tahle 7(1 mi) Quinn's Cafe serves i Green tea 2 Lemon Caffee Total 100 of the table shown? Is the data A quantitative, simple table B quantitative, frequency table C qualitative, frequency table D qualitative, cumulative frequency distribution E. quantitative, bar chart $1,775, $2.060 sk inces of a small sample of computer operators are $1,950, u 1,840, $1,795, 1,890, 1,925 and $1,810. What are these ungrou numbers called? A. Histogram B. Class limits C. Class frequencies D. Raw data E. None of the choices are correct 9. (1 mk) When a class interval is expressed as: 100 to under 200, A. Observations with values of 100 are excluded from the class frequency. B. Observations with values of 200 are included in the class frequency C. Observations with values of 200 are excluded from the class frequency D. The class interval is 99 10. (I mk) The weekly salaries of a sample of 100 employees ranged from a low of $1,040 to a high of S1,720. If we want to condense the data into seven classes, wha most convenient class interval? A. $90 B. $100 C. $150 D. $200 E. None of the choices are correct

Answer 1

7. qualitative frequency table

8. raw data

9.observations with values of 200 are excluded from the class frequency

10.100

(explanation: 10) range:1720-1040=680. 680/7$\simeq$ 97. so most convenient class interval should be 100. classes are 1030-1129,1130-1229,1230-1329,1330-1429,1430-1529,1530-1629,1630-1729)