Obtained by ll students in a mathematics test (outof 100) are given be

1.	Obtained by ll students in a mathematics test (outof 100) are given below:79, 86, 45, 54, 63, 69, 72, 93, 48, 73 and 99. What is therange of this data?2. What is the class-mark of the class 150-17073 What is the class-mark of the class 90-110?4. What is the range of the data 15, 75, 88, 90, 11, 20, 15, 20,10. 40, 78, 25, 45, 33, 62?5. In a frequency distribution, the class mark of a class is 10.If the width of the class is 6, then what is the lower limit ofthe class?6. What is the range of the data 29, 14, 27, 18, 9, 15, 45, 61?7. What is the class-mark of the class 120-140?8. The class-mark of a class is 10 and class width is 6. Whatin the upper limit of the class is:class width is 4 and the lower limit of
Answer» ANSWER: hhhhhHhhhhhhtuitrddf GRIEF ggygf

Obtained by ll students in a mathematics test (outof 100) are given below:79, 86, 45, 54, 63, 69, 72, 93, 48, 73 and 99. What is therange of this data?2. What is the class-mark of the class 150-17073 What is the class-mark of the class 90-110?4. What is the range of the data 15, 75, 88, 90, 11, 20, 15, 20,10. 40, 78, 25, 45, 33, 62?5. In a frequency distribution, the class mark of a class is 10.If the width of the class is 6, then what is the lower limit ofthe class?6. What is the range of the data 29, 14, 27, 18, 9, 15, 45, 61?7. What is the class-mark of the class 120-140?8. The class-mark of a class is 10 and class width is 6. Whatin the upper limit of the class is:class width is 4 and the lower limit of

Answer»

hhhhhHhhhhhhtuitrddf GRIEF ggygf