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WorksheetsIntroduction to Statistics
Total questions: 21
Worksheet time: 14mins
This area of statistics focuses on the analysis of data (prediction, inferences, interpretation, conclusion).
Descriptive Statistics
Inferential Statistics
The branch of Mathematics that deals with the scientific collection, organization, presentation, analysis, and interpretation of numerical data.
Statistics
Geometry
Analysis
Accounting
What are observations made using our five senses called?
qualitative data
quantitative data
Tell if the statement if Descriptive or Inferential
From a past study, it was found that 56% of women are the primary investors in their households.
Inferential
Descriptive
_______ is the entire group of objects or individuals considered for a survey.
Population
Sample
Parameter
Scope
Statistics can help to predict the future growth of an economy.
True
False
By deliberately twisting or manipulating data, statistics can be used as another form of lying
True
False
8. What are the merits of secondary data
a. It is convenient
b. Saves time & finance
c. None of the above
both a & b
10. What are the qualities of good questionnaire
Sequence of the question
Cross examination
Use of proper words
All the above.
11. ____________ is the process of arranging data into sequence and groups according to their features
Collection data
organizing data
Analyzing data
12. ________ Data refers to the classification of data based on time
conditional data
quantitative data
chronological data
14.Individual units are arranged in ascending & descending order is called as
(a)
15. What is the class interval of 100-200
150
100
50
17. What is the mid value of 130-135
132.5
133.5
131.5
18. ___________ refers to the systematic arrangement of the information in rows & columns.
a. Presenting data
b. Tabulation
c. both a & b
d. none of the above
19. Which of the following is a method of collecting secondary data
a. direct personal research
b. indirect Direct Research
c. Information collection through questionnaire
d. none of these
20. A study was carried out to know the crop structure in a village of 200 farms. Of the 50 farms surveyed, 50% grew only wheat. Identify the population and the sample
population 50 and sample 200
population 200 and sample 50
population 250 and sample 50
population 250 and sample 150
In the class interval 50-55 what is the Upper limit?
50
55
49.5
54.9
statistics deals with
Information
Data
Technology
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