Quiz about Statistics

Question 1

For the following distribution :
![](http://admin.getprephub.com/media/editor/2016%20Q_20210524185740049422.png)
The modal class is :

Accepted Answer

Covalent bond

Answer

$$30-40$$

Answer

$$10-20$$

Answer

$$30-40$$

Answer

$$50-60$$

Question 2

The men's $$200 {~m}$$ race event at the 2020 Tokyo Olympie took place 3 and 4 August. A stopwatch was used to find the time that it took a group of Athletes to run $$200 {~m}$$.
What is the sum of lower limits of median class and modal class.
![](http://admin.getprephub.com/media/editor/3351_20211221182640986167.png)

Accepted Answer

Covalent bond

Answer

$$80$$

Answer

$$90$$

Answer

$$100$$

Answer

None of these

Question 3

![](http://admin.getprephub.com/media/editor/3345_20220102173800402452.png)
Direct income in India was drastically impacted due to the COVID-19 lockdown. Most of the companies decided to bring down the salaries of the employees upto $$50 \%$$.
The following table shows the salaries (in percent)received by 50 employees during lockdown.The empirical relationship among mean, median and mode is

Accepted Answer

Covalent bond

Answer

3 Median $$=$$ Mode $$+2$$ Mean

Answer

3 Median = Mode $$-2$$ Mean

Answer

Median $$=3$$ Mode $$-2$$ Mean

Answer

Median $$=3$$ Mode $$+2$$ Mean

Question 4

![](http://admin.getprephub.com/media/editor/3345_20220102173800402452.png)
Direct income in India was drastically impacted due to the COVID-19 lockdown. Most of the companies decided to bring down the salaries of the employees upto $$50 \%$$.
The following table shows the salaries (in percent)received by 50 employees during lockdown.The median class of the given data is

Accepted Answer

Covalent bond

Answer

$$60-70$$

Answer

$$50-60$$

Answer

$$70-80$$

Answer

$$80-90$$

Question 5

![](http://admin.getprephub.com/media/editor/3345_20220102173800402452.png)
Direct income in India was drastically impacted due to the COVID-19 lockdown. Most of the companies decided to bring down the salaries of the employees upto $$50 \%$$.
The following table shows the salaries (in percent)received by 50 employees during lockdown.The modal class is

Accepted Answer

Covalent bond

Answer

$$50-60$$

Answer

$$60-70$$

Answer

$$70-80$$

Answer

$$80-90$$

Statistics Gseb Class 10 Maths Problems and Solutions

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