What sub-set of a set of data is covered by the 'box' element of a box-and-whisker diagram (or 'box plot')?

i)The data on which secondary market research is based is unlikely to be tailored precisely to the requirements of the task.

ii)Secondary market research tends to be more expensive than primary research.

Which of the following statements is/are true?

i)The data on which secondary market research is based is unlikely to be tailored precisely to the requirements of the task.

ii)Secondary market research tends to be more expensive than primary research.

i)Determining the types of people who buy a product

ii)Identifying 'price points' in the market for a product

iii)Investigating the effects of price changes on sales

Which of the following are reasons for a company undertaking 'price elasticity analysis'?

i)Determining the types of people who buy a product

ii)Identifying 'price points' in the market for a product

iii)Investigating the effects of price changes on sales