A Primary Disadvantage of a Longitudinal Design Is ______

question 13

Multiple Choice

A primary disadvantage of a longitudinal design is ______.

• A) the amount of time it takes to conduct the study
• B) that cohort/generation effects are likely to be present
• C) that confounding variables cannot be controlled as well as in cross-sectional designs
• D) they are nearly impossible to conduct due to attrition

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Definitions:

Lower Confidence Bound

The lower limit of a confidence interval, below which the true parameter of a population is expected not to fall.

Population Means

The average value of a particular characteristic in the entire population being studied.

Z-Value

A measure of how many standard deviations an element is from the mean.

Upper Confidence Bound

A value at the upper end of a confidence interval, indicating the highest value that, with a certain level of confidence, is believed to enclose the true population parameter.