The Head of the Math Department at a Local Community

question 68

Multiple Choice

The head of the math department at a local community college is interested in conducting an experiment to determine effective teaching strategies for improving student math comprehension and math literacy.In particular, she is interested in a new pedagogical model called a "flipped classroom," in which the typical lecture and homework elements of the course are reversed.Short video lectures are viewed by students at home before the class session, while in-class time is devoted to exercises, projects, or discussions.For this purpose, the math head will have half of the sections of calculus II this coming semester be taught in the traditional setting, while the other half will use the flipped classroom model.In this experiment, the independent variable has ______ levels.

• A)0
• B)0.5
• C)1
• D)1.5
• E)2

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Definitions:

Mercury

A chemical element with symbol Hg and atomic number 80, known for being a liquid metal at room temperature and for its toxicity.

Cerebrospinal Fluid

A clear, colorless body fluid found in the brain and spinal cord, it acts as a cushion for the brain's cortex, providing basic mechanical and immunological protection to the brain inside the skull.

Amphetamine

A potent central nervous system stimulant used to treat attention deficit hyperactivity disorder (ADHD) and narcolepsy, and recreationally as a performance enhancer and euphoriant.

Blood-Brain Barrier

A selective permeability barrier that protects the brain from foreign substances in the blood that may injure the brain.