Question

1. What's qualitative data?

A. Measurements that are measured on a natural numerical scale B. A set of units C. Any set of output numbers D. Measurements that can't be measured on a natural numerical scale

2. Bridges in the United States are regularly inspected by federal and state regulatory agencies. Data from these inspections is compiled into a computer database, which includes information on the length of each bridge, how many travel lanes it has, whether it's a toll bridge, how many cars travel over the bridge each day, the and the condition of the bridge (good, fair, or poor). Which of these data are qualitative?

A. How many travel lanes it has, how many cars travel over the bridge each day, and whether the bridge is a toll bridge. B. The length of each bridge, how many travel lanes it has, and whether the policies in place are sufficient to ensure the bridge is safe. C. Whether it's a toll bridge and the condition of the bridge (good, fair, or poor). D. The length of each bridge, how many travel lanes it has, how many cars travel over the bridge each day

3. Describe how the mean compares to the median when a distribution is skewed to the left. A. Mean < median B. Mean = median C. Both mean and median = 0 D. Mean > median

4. What's a variable? A. A characteristic or a property of an individual experimental unit B. A set of units C. A subset of units D. A prediction or hypothesis

5. Your environmental science professor designs an experiment to see whether students in her class care about recycling. She places a recycling bin and a trash bin at the front of the class and then hands out a piece of paper to every student. She asks them to write on the piece of paper their student number, their favorite movie, and whether they own a pet. At the end of the class, she asks all of the students to dispose of the paper before they leave. Then, the professor retrieves the papers from either the trash bin or recycling and counts how many papers ended up in each bin. In this experiment, what variable is measured?

A. How many students listed the same favorite movie. B. How many students cared about the environment. C. How many papers were recycled or thrown in the trash. D. How many students had pets

Answer 1

Q1)

This data type is non-numerical in nature.

Answer is option B. A Set of units is answer