Unit 1 - Data Collection

What is the primary purpose of data collection?

• To entertain the audience

• To create confusion

• To summarize past events

• To gather and measure information systematically

Which field relies heavily on data collection for understanding consumer behavior?

• Healthcare

• Scientific Research

• Business and Marketing

• Social Sciences

What is the first step in the data analysis process?

• Consolidate Results

• Interpret Results

• Frame the Problem Statement

• Test Hypothesis

Which of the following is a primary data source?

• Government reports

• Published literature

• Databases

• Surveys

What type of data collection method involves open-ended questioning?

• Experiments

• Interviews

• Observations

• Surveys

Which of the following is NOT a challenge in data collection?

• Non-response Bias

• Sampling Issues

• Data Validity and Reliability

• Data Storage

What is the purpose of pilot testing in data collection?

• To analyze the collected data

• To identify and address issues in data collection instruments

• To recruit participants

• To finalize the research questions

Which data type represents true or false values?

• Integer

• Floating Point

• Boolean

• Character

What is a key advantage of using digital data collection tools?

• They are less efficient

• They are more traditional

• They allow for wider audience reach

• They require more manual effort

What is the main goal of data cleaning?

• To make data visually appealing

• To summarize the data

• To ensure quality and accuracy of the data

• To increase the amount of data collected