A Confidence Interval Was Used to Estimate the Proportion of Statistics

question 19

Multiple Choice

A confidence interval was used to estimate the proportion of statistics students who are female. A random sample of 72 statistics students generated the following confidence interval: (.438, .642) .
Using the information above, what sample size would be necessary if we wanted to estimate the true proportion to within 3% using 99% reliability?

• A) 1769
• B) 1842
• C) 1916
• D) 1831

Distinguish between primary and secondary reinforcers.

Describe mechanisms of learning recovery phenomena, such as extinction, spontaneous recovery, and conditioning theories.

Differentiate between positive and negative reinforcement, and understand how they influence behavior.

Understand the general adaptation syndrome and types of responses to stress.

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