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Choose the most appropriate answer. Write down numbers 1 to 25 in your answer book and next to each number write the letter that represents the correct answer. Eg.26 B 1. Age is an example of (4 marks) A ordinal data B nominal data C ratio-scaled data D interval-scaled data. 2 Which data collection method is the most interactive? (4 marks) A Survey B Experimentation C Interview D Observation 3. Secondary data has an obvious advantage in that it is: (4marks) A quick to access B cheap Ceasily available D Reliable 4 An example of quantitative, continuous data is the (4 marks) A name of the main character in the TV series "MAGNUM PI B number of credit card transactions made in a day. C number of substitutes in a football team D price of a meal on a menu. W OB 4. An example of quantitative, continuous data is the (4 marks) A name of the main character in the TV series "MAGNUM P.I. B number of credit card transactions made in a day. C number of substitutes in a football team. D price of a meal on a menu. For Questions 5-9, refer to the data below. 29 18 12 35 24 17 42 35 28 21 38 45 26 35 38 5. The range is: (4 marks A 29 B 33 C 40 D45 W. 08 + 6. The mode is: (4 marks) A 21 B 35 C 38 D 17 7 The median is: (4 marks) A 26 B 28 C 35 D 29 8. The mean is closest to: (4 marks) A 30 B 32 C 16 D 28 9. The data can be described as: (4 marks Asymmetrical Bleft skewed C night skewed D Poisson distributed W 9. The data can be described as: (41 Asymmetrical Bleft skewed. C night skewed D Poisson distributed 10. Which one of the following is NOT a key feature of a grouped frequency distribution? (4 A The number of dasses determine the dass width. B Midpoints can be fractions C Classes may overlap D The class width has to be constant. w @ + For Questions 11 - 13, refer to the incomplete grouped frequency below. Mass (kg) Midpoint,m fm fm 8.00