Find the mode for the following data. Class intervalFrequency0−101610−202020−303230−404840−503050−6014 [2 MARKS]
Concept: 1 Mark Application: 1 Mark Modal Class is 30-40 Mode =I+(f1−f02f1−f0−f2)×h =30+48−3296−32−30×10 =34.71
The following data gives the marks obtained by students in an exam. Class intervalFrequencyBelow 105Below 2010Below 3023Below 4031Below 5045Below 6049 (i)Convert the cumulative distribution to a regular distribution. (ii)Calculate the mode. [3 MARKS]
If the mean of the given data is 250, then find the value of p. Class interval Frequency0−1007100−20011200−30015300−400p400−5008 [2 MARKS]
Find the mean of the data given in the table using step - deviation method. Class IntervalFrequency0−101010−201220−30730−40640−50550−608