Parametric Tests

Identify parametric tests.

Based on the scale of measurement for the data, identify whether a test is parametric or nonparametric.

1. A researcher measures the proportion of schizophrenic patients born in each season.
2. A researcher measures the average age that schizophrenia is diagnosed among male and female patients. ___________________________________
3. A researcher tests whether frequency of Internet use and social interaction are independent. ___________________________________
4. A researcher measures the amount of time (in seconds) that a group of teenagers uses the Internet for school-related and non-school-related purposes.