Select the appropriate measure of central tendency that should be used for each scenaria. (Either mean or mode.)

1. Trying to understand the performance of students from their letter grades in the course. What measures of central tendency are appropriate for the situation?

2. A retailer sells different types of chocolate. Which measure of central tendency should the store owner use to describe the most popular chocolate?

3. You are trying to gauge how much you might need to spend to buy a house in a new locality. The data for the prices of the houses sold last year is available. The data shows some really expensive houses were sold in the locality and the price of no two houses seem to match in the sales data. What measures of central tendency are appropriate for the situation?