Assignment:
Q1: Given the situation described, identify the type of sampling involved. A student doing a report on fashion trends asks all her best friends their opinion on plaid clothing.
- Random sampling
- Systematic sampling
- Convenience sampling
- Cluster sampling
- Stratified sampling
Q2: Scripps Hospital surveyed 10 patients on each floor every day in February. Did this study use a sample or the population?
Q3: A health organization is studying how many fat grams are consumed by adults in a single meal by considering 11 commonly eaten meals chosen at random. Below are the data (in fat grams/meal).
5.1 12.3 15.6 13.1 9.0 7.8 8.1 21.0 12.3 14.1 7.1
From this data, find the sample mean, median, mode and mid-range for this data. Round each to the nearest tenth, if needed. Include units with each answer.
Provide complete and step by step solution for the question and show calculations and use formulas.