A Simple Random Sample of 31 Observations Was Taken from a Large

question 12

Multiple Choice

A simple random sample of 31 observations was taken from a large population. The sample mean equals 5. Five is a

• A)population parameter.
• B)point estimate.
• C)population mean.
• D)standard error.

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Definitions:

Unpredictable Time

Moments or durations that cannot be anticipated or forecasted with certainty.

Fixed-Ratio

A schedule of reinforcement where a response is rewarded only after a specified number of responses.

Fixed-Interval

A schedule of reinforcement where the first response after a fixed time period is rewarded, in the context of operant conditioning.

Variable-Ratio

A variable-ratio schedule is a type of partial reinforcement schedule used in operant conditioning where a response is rewarded after an unpredictable number of responses, leading to high and steady response rates.