IT'S URGENT PLEASE ANSWER.
PLEASE ANSWER THE FOLLOWING QUESTIONS TO BECOME BRAINLY.
Q 1. The class mark of the class 90 - 120 is
(a) 90
(b) 105
(c) 115
(d) 120
Q 2. The class marks of a frequency distribution are given as: 15, 20, 25............. The class corresponding to the class mark 20 is
(a) 12.5 - 17.5
(b) 17.5 - 22.5
(c) 18.5 - 21.5
(d) None of these
Q 3. The lower limit of the class interval 34-36 is
(a) 34
(b) 36
(c) 35
(d) None of these
Q 4. What is the class size of class interval 2.5 - 5.5?
(a) 3.1
(b) 3.2
(c) 3.0
(d) None of these
Q 5. The upper limit of the class interval 34-36 is
(a) 34
(b) 36
(c) 35
(d) None of these
Q 6. In a frequency distribution, the mid value of a class is 10 and the width of the class is 6. The lower limit of the class is
(a) 6
(b) 7
(c) 8
(d) 12
Q 7. Name the graphical representation of frequency distribution.
(a) Bar graph
(b) Histogram
(c) Frequency Polygon
(d) all of above
Q 8. The tally marks for 4 is *
(a) II
(b) III
(c) I
(d) None of these
Q 9. The range of the data 22, 25, 20, 32, 36, 28, 40, 45, 35 and 38 is
(a) 20
(b) 25
(c) 30
(d) None of these
Q 10. What is the range of three digit numbers?
(a) 999
(b) 100
(c) 899
(d) None of these
Q 11. Class mark of a particular class is 6.5 and class size is 3, then class interval is
(a) 5 - 8
(b) 6.5 - 9.5
(c) 3.5 - 6.5
(d) 4 - 5
Answers
Answered by
4
Answer:
1.90+120/2=105
2.17.5-22.5
3.24
4.3.0
5.36
6.7
7.all the above
8.none of these
9.25
10.100
hope that helps u check if correct and mark me as brainliest
Answered by
0
Answer:
hi vasu please mark brainlist
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