What Were the Results of the Study in Which Researchers

question 49

Multiple Choice

What were the results of the study in which researchers showed 27- to 39-month-old children sequences of actions and interviewed them 6 and 12 months later for their memories of the event?

• A)Only those who had the vocabulary to describe the events at the time of the interview did so.
• B)Only those who had the vocabulary to describe the events at the time of the original experience did so.
• C)None of the children could describe the events at the time of the interview.
• D)Only the older children could describe the events at the time of the interview.

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Definitions:

Level of Significance

Level of significance is a threshold in hypothesis testing, denoted as alpha, that determines the probability of rejecting the null hypothesis when it is true.

Chi-Squared Curve

A graphical representation of the chi-squared distribution, showing the probability of chi-squared values along the x-axis.

Degrees of Freedom

A statistical concept that defines the number of independent pieces of information in a dataset used in parameter estimates.

Population Variances

The measurement of how much the numbers in a specific population are spread out from their mean.