The Head of the Math Department at a Local Community

question 86

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 "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:

Standard Deviation

An indicator of the degree to which values in a dataset spread out or deviate from the average value of the collection.

Mean

The average of a set of numbers, obtained by dividing the sum of the numbers in the set by their quantity.

Cumulative Binomial Probabilities

Cumulative binomial probabilities represent the probability of obtaining a certain number of successes or fewer in a fixed number of independent Bernoulli trials.

Approximate Binomial Distribution

Using a normal distribution to estimate the outcomes of a binomial distribution when the sample size is large and the probability of success is neither very small nor very large.