Mathematics
The marks obtained by 17 students in a mathematics test (out of 100) are given below :
91, 82, 100, 100, 96, 65, 82, 76, 79, 90, 46, 64, 72, 66, 68, 48, 49
The range of data is
46
54
90
100
Related Questions
The histogram showing the weekly wages (in rupees) of workers in a factory is given alongside.
Answer the following about the frequency distribution:
(i) What is the frequency of the class 400 - 425?
(ii) What is the class having minimum frequency?
(iii) What is the cumulative frequency of the class 425 – 450?
(iv) Construct a frequency and cumulative frequency table for the given distribution.
The runs scored by two teams A and B on the first 42 balls in a cricket match are given below :
No. of balls Runs scored by Team A Runs scored by Team B 1 - 6 2 5 7 - 12 1 6 13 - 18 8 2 19 - 24 9 10 25 - 30 4 5 31 - 36 5 6 37 - 42 6 3 The class mark of the class 90 - 120 is
90
105
115
120
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
6
7
8
12