Post Graduate Diploma in Data Science Basics of Statistics Exam Paper
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Submitted By: Srishti on 19 April 2023
Thanks Srishti for sharing and helping other fellow students.
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1. Which of the following is not a measure of central tendency?
a. Mean
b. Median
c. Mode
d. Variance
2. Which of the following is an example of quantitative data?
a. The color of a car
b. The make of a car
c. The price of a car
d. The model of a car
3. Which of the following is a measure of dispersion?
a. Standard deviation
b. Median
c. Mode
d. Mean
4. Which of the following is an example of a nominal scale of measurement?
a. The temperature of a room
b. The height of a person
c. The color of a shirt
d. The age of a person
5. What is the first step in data collection?
a. Data analysis
b. Data processing
c. Data presentation
d. Data collection
6. Which of the following is a measure of central tendency that is not affected by outliers?
a. Mean
b. Median
c. Mode
d. Variance
7. Which of the following is a measure of dispersion that describes the spread of data around the mean?
a. Standard deviation
b. Variance
c. Mean
d. Median
8. Which of the following is an example of qualitative data?
a. The height of a person
b. The weight of a person
c. The color of a shirt
d. The price of a car
9. Which of the following is a measure of central tendency that is affected by extreme values?
a. Mean
b. Median
c. Mode
d. Variance
10. Which of the following is not a method of data presentation?
a. Tables
b. Graphs
c. Pie charts
d. Interviews
11. Which of the following is a measure of dispersion that is calculated by subtracting the smallest value from the largest value?
a. Standard deviation
b. Range
c. Variance
d. Mean
12. Which of the following is not a type of correlation?
a. Positive correlation
b. Negative correlation
c. Zero correlation
d. Standard deviation correlation
13. Which of the following is an example of ordinal data?
a. The temperature of a room
b. The height of a person
c. The grade on a test
d. The weight of a person
14. Which of the following is not a method of data collection?
a. Surveys
b. Experiments
c. Interviews
d. Data processing
15. Which of the following is a measure of central tendency that represents the most frequently occurring value in a set of data?
a. Mean
b. Median
c. Mode
d. Variance
16. Which of the following is an example of continuous data?
a. The number of cars in a parking lot
b. The make of a car
c. The price of a car
d. The weight of a person
17. Which of the following is not a measure of dispersion?
a. Standard deviation
b. Range
c. Mode
d. Variance
18. Which of the following is a measure of central tendency that is not affected by extreme values?
a. Mean
b. Median
c. Mode
d. Variance
19. Which of the following is a measure of dispersion that is calculated by dividing the sum of the squared deviations from the mean by the number of observations?
a. Standard deviation
b. Range
c. Variance
d. Mean
20. Which of the following is an example of interval data?
a. The temperature of a room
b. The height of a person
c. The grade
d. The weight of a person
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