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INVESTIGATE LIFE AND WORK RELATED PROBLEMS USING DATA AND PROBABILITIES. SAQA 9012

What is the formula for calculating probability?
P = n/N
P = N/n
P = n + N
P = N - n
Which of the following is an example of qualitative data?
Height
Age
Gender
Weight
Income
What is the mean of the following dataset: 5, 7, 9, 12, 15?
What is the mode of the following dataset: 2, 4, 6, 8, 8, 10?
Which of the following is an example of primary data?
Survey responses collected by a researcher
Census data
Newspaper articles
Historical documents
What is the range of the following dataset: 3, 7, 9, 12, 15?
7. What is the probability of rolling a 4 on a fair six-sided die?
1/6
1/4
1/3
1/2
8. Which of the following is an example of quantitative data?
Temperature
Eye color
Number of siblings
Favorite color
What is the median of the following dataset: 2, 4, 6, 8, 10?
10. What is the standard deviation of the following dataset: 3, 5, 7, 9, 11?
11. What is the probability of drawing a red card from a standard deck of playing cards?
1/52
1/26
1/13
1/4
12. Which of the following is an example of a continuous variable?
Height
Gender
Number of children
Age
What is the mode of the following dataset: 2, 4, 6, 8, 10, 10?
What is the probability of flipping a fair coin and getting heads?
1/2
1/4
1/3
1/6
15. Which of the following is an example of secondary data?
Experiment results collected by a scientist
Survey responses collected by a researcher
Census data
Personal diary entries
What is the interquartile range of the following dataset: 2, 4, 6, 8, 10?
17. What is the probability of rolling an odd number on a fair six-sided die?
1/6
1/4
1/3
1/2
18. Which of the following is an example of a discrete variable?
Height
Gender
Number of children
Age
What is the median of the following dataset: 2, 4, 6, 8, 10, 12?
20. What is the variance of the following dataset: 1, 3, 5, 7, 9?
21. What is the probability of drawing a spade from a standard deck of playing cards?
1/52
1/26
1/13
1/4
22. Which of the following is an example of a categorical variable?
Height
Gender
Number of children
Age
What is the mode of the following dataset: 2, 4, 6, 6, 10, 10?
What is the probability of rolling a prime number on a fair six-sided die?
1/6
1/4
1/3
1/2
25. Which of the following is an example of a continuous variable?
Temperature
Eye color
Number of siblings
Age
What is the interquartile range of the following dataset: 1, 3, 5, 7, 9, 11?
27. What is the probability of flipping a fair coin and getting tails?
1/2
1/4
1/3
1/6
28. Which of the following is an example of secondary data?
Experiment results collected by a scientist
Survey responses collected by a researcher
Census data
Personal diary entries
What is the median of the following dataset: 1, 3, 5, 7, 9, 11?
30. What is the variance of the following dataset: 2, 4, 6, 8, 10, 12?
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