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Week-1 Statistics IST102 Flashcards | StudBud
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Week-1 Statistics IST102
Week-1 Statistics IST102
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Introduction to Statistics
Flashcards
14 cards
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Questions
14
Answers
1
Which of the following is an example of an interval scale?
Temperature in Celsius or Fahrenheit
Colors of the rainbow
Ranking of law firms by revenue
Number of siblings in a family
2
Which of the following is an example of a nominal scale?
Grades obtained by students in an exam
Height of individuals in a population
Brands of smartphones used by a group of people
Years of experience of lawyers in a law firm
3
A population refers to a group of individuals who share a common characteristic.
True
False
4
Statistics is not important in everyday life and research.
True
False
5
Which of the following is an advantage of using statistical software?
It requires no knowledge of statistics or programming
It provides a deep understanding of statistical concepts and theories
It eliminates the need for data cleaning and preparation
It allows for the analysis of complex data sets
6
Observational studies are better than experimental research in establishing cause and effect relationships.
True
False
7
Which of the following is an example of qualitative data?
The height of a student in centimeters.
The weight of a dog in pounds.
The color of a car.
The temperature of a room in Celsius.
8
Which type of study observes and records data without interfering with the subjects being studied?
Experimental research
Observational study
Cross-sectional study
Correlational study
9
Which of the following is a characteristic of big data?
It is easily managed with traditional data processing software
It is always structured and organized
It may include unstructured data such as text and images
It does not require specialized statistical analysis
10
Which of the following conclusions can be drawn from an experimental research study?
A prediction of future outcomes
A description of the current state of affairs
Causation between variables
Correlation between variables
11
Big data refers to data that is too large and complex to be processed by traditional data processing software.
False
True
12
Which of the following is an example of a nominal scale?
Height
Gender
Temperature
Age
13
Which of the following best defines the term "variable" in statistics?
A value that remains constant in a given set of data.
A value that is obtained from a population or sample.
A type of measurement scale used to categorize data.
A set of data points that can be arranged in a specific order.
14
Ratio scale is the least precise type of measurement scale.
True
False
