Suppose That Your Elderly Uncle Is Coming to Visit

question 62

Multiple Choice

Suppose that your elderly uncle is coming to visit. You are concerned because you will be discussing some important issues and do not want to overload his working memory. Based on the information in Chapter 13, you would suspect that

• A) you probably do not need to worry, because no age-related differences have been reported for working memory.
• B) you probably do not need to worry, as long as you aren't talking to him while he is doing another complex task at the same time.
• C) you probably need to worry, because elderly people show deficits in the functioning of the phonological loop.
• D) you probably need to worry, because young adults and older adults have similar working memory only when speech rate is significantly slower than normal.

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Definitions:

Confidence Interval

An interval of values, sourced from statistical sampling, that is likely to maintain the value of a covert population parameter.

Population Variance

The variance calculated from the entire population of data points, providing a measure of how much the data points in the population differ from the mean.

Alternative Hypothesis

The hypothesis that proposes a difference or relationship exists among groups or variables, opposite to the null hypothesis.

Significance Level

The probability of rejecting the null hypothesis in a statistical test when it is actually true, used as a measure of the threshold of statistical significance.