The Field of Pediatrics Has Consistently Attracted a Large Number

question 16

Essay

The field of pediatrics has consistently attracted a large number of women. Tobalance their personal and professional lives, many women choose part time pediatricpositions. In the year 2000, it was estimated that 45% of female pediatricians workedpart time. Researchers would like to collect data in order to see if there is evidencethat this percentage has changed in the intervening years.
a) What null and alternate hypotheses should the investigators use?
In a fewsentences, justify your choice of the alternative hypothesis
b) Describe a Type I error and a Type II error in this context.

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Definitions:

Format Text

Adjusting the appearance of written text in a document, including font size, style, color, and alignment.

Combo Box Content Control

A control element in user interfaces that combines a dropdown list with an editable text box, allowing users both to select a predefined option or enter custom input.

Drop-Down List

A graphical control element that allows the user to choose one value from a list of values by clicking on it, often used in forms and spreadsheets.

Option Button

A graphical user interface element that allows the user to make a single choice among a group of options; also known as a radio button.