A Researcher Wants to Investigate Whether Different Forms of Exercise

question 9

Multiple Choice

A researcher wants to investigate whether different forms of exercise can be used to help hyperactive children.A group of 90 children is divided into two groups according to age - those aged 9-12 and those aged 5-9.Within each age group the children are randomly assigned to one of three groups.The first group will just do their normal exercise.The second group will be given an additional exercise routine (moderate) .The third group will be given an additional exercise routine (strenuous) .At the end of a four month period parents will be asked to evaluate their children's progress.

• A)Double blind
• B)Single blind
• C)Neither

---

Definitions:

Misery Index

An economic indicator calculated by adding the unemployment rate to the inflation rate, aiming to measure the health of an economy.

Unemployment Rate

This measures the percentage of the labor force that is jobless and actively seeking employment.

Inflation

The velocity at which prices for various goods and services climb, which in turn diminishes the purchasing power.

Temporary-Help Industry

The sector of the workforce that provides temporary workers to businesses, often to fill temporary vacancies or peak workload times.