A Work Sampling Study Is Needed That Will Estimate the Percentage

question 61

Essay

A work sampling study is needed that will estimate the percentage of time a postal clerk spends selling stamps as opposed to other duties. Determine the necessary sample size to estimate that proportion with a confidence of 99.74 percent to within 3 percent, for these cases:
(1) No information is currently available concerning that proportion.
(2) The proportion is probably no more than 15 percent.

Understand the impact of societal and parental expectations on gender roles and behaviors in children.

Understand the phases of attachment as identified by Mary Ainsworth and their implications on child development.

Differentiate between types of temperament and their impact on child behavior and adjustment.

Recognize ethology as a field of study and identify key contributors.

---

Definitions:

Ratifies

The act of formally approving or confirming a decision or agreement, making it officially valid.

Valid

Legally sound, effective, and binding.

Contract for Sale

A legally binding agreement where one party agrees to sell and another agrees to buy goods or property under specified terms and conditions.

Writing

A method of communication or expression through the use of symbols, characters, or scripts in a tangible form.