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Past year questions
57 verified past-year questions tagged to real concepts, week by week. A few samples below — the full bank, filterable by type and difficulty, is in the app.
The mode of the observations is 40. What is the mode of the observations ?
Which of the following statement(s) is(are) true?
Eye colour of a person has ordinal scale of measurement.
Recording the price of bitcoin every hour for 3 days is a time-series data.
Number of students present in a class is a discrete variable.
Amount of milk (in litres) is a categorical variable.
A researcher wants to investigate the relationship between studying hours and exam scores. He collects the data on studying hours and exam scores from a sample of 100 students and perform a correlation analysis. Which branch of statistics does this analysis belong to?
Descriptive Statistics.
Inferential Statistics.
Both Descriptive and Inferential Statistics.
Neither Descriptive nor Inferential Statistics.
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