Which type of study would vou use to determine if more people in rural areas have vegetable gardens?

observational study
systematic
experimental
convenience

What is the type of distribution, center, and spread of the data?
Five, six, five, six, four, four, three, three, five, six, eight, 12
Normal; mean: 5.6; standard deviation: 2.7

Skewed right, median: 5; interquartile range: 2

Skewed left, median: 5; interquartile range: 2

Normal; median: 6; interquartile range: 2

The type of study that would be used to determine if more people in rural areas have vegetable gardens would be an observational study.

The distribution of the data is skewed right, with a median of 5 and an interquartile range of 2.