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English > Maths > All > Statistics

Question

Level

Action

While computing mean of grouped data, we assume that the frequencies are:......

Level 1

For the following distribution :
![](http://admin.getprephub.com/media/editor/2016%20Q_2021052418574......

Level 1

Consider the data
![](http://admin.getprephub.com/media/editor/2017%20Q_20210525095003706095.png)
Th......

Level 1

Consider the following frequency distribution of the heights of 60 students of a class.
![](http://a......

Level 1

If $$x_j^{\prime} s$$ are the mid-points of the class intervals of grouped data $$f_j^{\prime} s$$ a......

Level 1

___ is calculated using the formula
$$l+\frac{\frac{N}{2}-c f}{2} \times h$$......

Level 1

Consider the following distribution :
![](http://admin.getprephub.com/media/editor/2023%20Q_20210523......

Level 1

Ogive is the graphical representation from which the of a frequency distribution can be obtained.......

Level 1

For a 'less than ogive, we plot the points with less than cumulative frequencies as......

Level 1

Which central tendency is obtained by the abscissa of point of intersection of less than type and mo......

Level 1

What is abscissa of the point of intersection of the "Less than type" and of the "More than type" cu......

Level 1

For the following distribution :
![](http://admin.getprephub.com/media/editor/2030%20Q_2021052519204......

Level 1

If the mean of $$6,4,7, p$$ and $$10$$ is $$8 $$, then the value of
$$p$$ is......

Level 1

Following distribution gives cumulative frequencies of more than type' :
![](http://admin.getprephub......

Level 1

In the following frequency distribution, find the median class.
![](http://admin.getprephub.com/medi......

Level 1

Consider the following distribution :
![](http://admin.getprephub.com/media/editor/2035%20Q_2021052......

Level 1