PengStat Minggu 1B

A survey asks people to identify their age, annual income, and marital status. Identify the scale measurement that probaby used and identify whether the variable is continuous or discrete

A manager is used 5 Likert scale from 1 (very dissatisfied) to 5 (very satisfied) to measure customer satisfaction on restaurant service. What kind of scale is being used?

Determine whether the variable being measured is discrete or continuous.

Social Networking (number of daily minutes on Instagram, Facebook)

Determine whether the variable being measured is discrete or continuous.

Family size (number of sibling)

Determine whether the variable being measured is discrete or continuous.

Preference between digital or analog watch

Two researchers are both interested in the relationship between the level of caffeine consumption and activity level for elementary school children. Each obtain a sample of n=20 children.

a. Researcher A interviews each child to determine the level of caffeine consumption. The researcher than records the level of activity for each child during a 30-minute session on the playground. Is this experimental or a nonexperimental study? Explain you answer.

a. Researcher B researcher seperate the children into two roughly equivalent group. The children in one group are given a drink containing 300mg of caffeine. The reseacher then records the level of activity for each child during a 30-minute session on the playground. Is this experimental or a nonexperimental study? Explain you answer.