DrKurtz Believes That Students Who Use Calculators Learn the Basics

question 110

Multiple Choice

Dr.Kurtz believes that students who use calculators learn the basics of math better.He designs an experiment in which Group A is taught a math concept and allowed to use calculators.Group B is taught the same math concept but is not allowed to use calculators.Then he gives both groups a standardized math test to assess their knowledge of the concept and compares their scores.In Dr.Kurtz's experiment,the standardized math test score is the ____.

• A) dependent variable
• B) independent variable
• C) confound
• D) placebo

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Definitions:

Cold Viruses

Viruses responsible for the common cold, primarily rhinoviruses, which infect the respiratory tract and trigger symptoms like coughing and sneezing.

Thymus Gland

An endocrine gland that functions as part of the lymphatic system; processes T cells; important in cell-mediated immunity.

T Cytotoxic Cells

A type of T cell (a form of white blood cell) that kills cancer cells, cells that are infected (particularly with viruses), or cells that are damaged in other ways.

T Helper Cells

A type of white blood cell that plays a crucial role in the immune system by signaling other cells to perform their functions.