Question
Describe various stages of statistics ad the tools used in it.
✓
Answer
It can be presented in the form of a hierarchy.
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
Represent the following data by means of a component bar diagram:
|
Year
|
Males (in crores)
|
Females (in crores)
|
Total Population (in crores)
|
|
2015
|
25
|
10
|
35
|
|
2016
|
30
|
20
|
50
|
|
2017
|
50
|
25
|
75
|
The mean of 10 items was 70. Later on it was found out that one item 92 was misread as 29. What was the correct mean?
Differentiate between sub divided and percentage bar diagram.
Distinguish between quantitative data and qualitative data. Give two examples of each.
What do you think about the following questions? Do you find any problem with these questions? Describe.
If plastic bags are only 5 percent of our garbage, should it be banned?
If plastic bags are only 5 percent of our garbage, should it be banned?
A consumer spends ₹ 1,000 on a good priced at ₹8 per unit. When price rises by 25 per cent, the consumer continues to spend ₹1,000 on the good. Calculate price elasticity of demand by percentage method.
Define and describe in brief standard deviation.
Price elasticity of demand of a good is (-) 1. When its price per unit falls by one rupee, its demand rises from 16 to 18 units. Calculate the price before change.
Distinguish between mean deviation and quartile deviation.
Calculate the weighted mean of the following distribution:
|
Items
|
12
|
29
|
14
|
41
|
|
Weights
|
6
|
4
|
5
|
2
|