Write the cumulative frequency of class interval 30-40. 10 | Statistics | MATHS | NOOTAN HINDI | Doubtnut

Write the comulative frequency of class interval 30-40

What is the cumulative frequency curve of statistical data commonly called?

Consider the following distribution Frequency of the class 30-40 is

Consider the following distribution: The frequency of the class 30-40 is

If the greater than cumulative frequency of a class is 60 and that of the next class is 40 , then find the frequency of that class .

From following table, what is the cumulative frequency of less than type for the class 30-40 ?

If the less than cumulative frequency of a class is 50 and that of the previous class is 30 , then the frequency of that class is "__________" .

The following frequency distribution table shows the distances travelled by some rickaws in a day .Observe the table and answer the following : a. Which is the modal class ? Why ? b. Which is the medium class and why ? c. Write the cumulative frequency (C.F ) of the preceding the medium class . d. what is the class interval (h) calculate medium ?

In the following frequency distribution, the frequency of the class interval (40-50) is not known. Find it, if the arithmetic mean of the distribution is 52. {:("Wages(Rs.)",10-20,20-30,30-40,40-50,50-60,60-70,70-80),("Number of Workes"," "5," "3," "4," "?," "2," "6," "13):}