Reference no: EM132992654

A) For the following situations, determine the most appropriate sampling technique that can be used. Justify.

i) An inspector visits a large company to check their vehicles. The company has 4 large-load vehicles, 136 light vans and 21 cars. The inspector decides to sample 10% of the vehicles. Each type of vehicle is to be represented in the sample.

ii) You intend to survey your school population to determine whether the students would like to have a talent-time in June. You obtain all the class lists and generate random numbers to identify who should be in your sample.

iii) A mineral water company wants to find out why people choose a particular brand of mineral water. You ask the first 20 people seen carrying mineral water in a park on a hot day.

iv) Siti Aishah wants to understand the causes of poverty across the country. She plans to seek the opinions of homeless people in her study. Instead of interviewing a number of homeless people in all towns in Malaysia, she selects a number of towns in Malaysia and interviews a significant number of homeless people in each of the town selected.