Monthly consumption(in units)No. of customers65-85485-1055105-12513125-14520145-16514165-1858185-2054 Solution: Track down the aggregate recurrence of the given information as follows: Class...
6. A student noted the number of cars passing through a spot on a road for 100 periods each of 3 minutes and summarized it in the table given below. Find the mode of the data:
Number of carsFrequency0-10710-201420-301330-401240-502050-601160-701570-808 solution Given Data: Modular class = 40 – 50, l = 40, Class width (h) = 10, fm = 20, f1 = 12 and f2 = 11 \[Mode\text{...
5. The given distribution shows the number of runs scored by some top batsmen of the world in one- day international cricket matches.
Run ScoredNumber of Batsman3000-400044000-5000185000-600096000-700077000-800068000-900039000-10000110000-110001 Find the mode of the data. Solution: Given information: Modular class = 4000 – 5000, l...
4. The following distribution gives the state-wise teacher-student ratio in higher secondary schools of India. Find the mode and mean of this data. Interpret the two measures
No of Students per teacherNumber of states / U.T15-20320-25825-30930-351035-40340-45045-50050-552 Solution: Given information: Modular class = 30 – 35, l = 30, Class width (h) = 5, fm = 10, f1 = 9...
3. The following data gives the distribution of total monthly household expenditure of 200
families of a village. Find the modal monthly expenditure of the families. Also, find the
mean monthly expenditure:
ExpenditureNumber of families1000-1500241500-2000402000-2500332500-3000283000-3500303500-4000224000-4500164500-50007 Solution: From the given information the modular class is 60–80. l = 60, The...
2. The following data gives the information on the observed lifetimes (in hours) of 225
electrical components:
Lifetime (in hours)0-2020-4040-6060-8080-100100-120Frequency103552613829 Determine the modal lifetimes of the components. Solution: From the given information the modular class is 60–80. l = 60, The...
1. The following table shows the ages of the patients admitted in a hospital during a year:
Age (in years)5-1515-2525-3535-4545-5555-65Number of patients6112123145 Find the mode and the mean of the data given above. Compare and interpret the twomeasures of central tendency. Solution: To...