In His Studies of Iconic Memory,George Sperling Found That Participants

question 68

Multiple Choice

In his studies of iconic memory,George Sperling found that participants could remember more items from an array if:

• A)there was a one-minute delay between presentation of the array and recall.
• B)a tone was played at the very start of each trial to catch their attention.
• C)after the array disappeared,a tone was played to indicate which row to recall.
• D)they were instructed to recall all of the items,rather than just a specific row.

---

Definitions:

Observed Response

The actual outcome that is measured or observed in an experiment or study.

Regression Line

A line through a scatter plot of data points that best expresses the relationship between those points, often used in predictive analysis.

Test Statistic

A value calculated from sample data during a hypothesis test that is used to decide whether to reject the null hypothesis.

Null Hypothesis

In statistical hypothesis testing, it is the hypothesis that there is no effect or no difference, and it serves as the default or starting assumption.