Mention two types of data and their respective collection methods ?

1. Quantitative data: This type of data is numerical in nature and can be collected through methods such as surveys, experiments, and observations. For example, a researcher may collect quantitative data on the number of hours students study per week by distributing a survey to a sample of students.

2. Qualitative data: This type of data is descriptive in nature and can be collected through methods such as interviews, focus groups, and content analysis. For example, a researcher may collect qualitative data on individuals' perceptions of a new product by conducting in-depth interviews with a sample of consumers.