In Order to Estimate the Average Time Spent Per Student

question 56

Multiple Choice

In order to estimate the average time spent per student on the computer terminals at a local university, data were collected for a sample of 64 business students over a one-week period. Assume the population standard deviation is 1.6 hours. If the sample mean is 9 hours, then the 95% confidence interval is _____ hours.

• A) 7.04 to 10.96
• B) 7.36 to 10.64
• C) 7.80 to 10.20
• D) 8.608 to 9.392

---

Definitions:

Ambiguous Genitalia

A condition present at birth where the external genitals do not have the typical appearance of either a male or female.

Sex Variant Genitalia

Refers to a range of physical variations in the genitalia that do not fit typical binary notions of male or female bodies.

Glass Ceiling

An invisible barrier that prevents marginalized or minority groups, particularly women, from advancing beyond a certain level in a hierarchy or organization, despite qualifications or achievements.

Precarious Employment

Employment that includes, but is not limited to, part-time, temporary, or contract work with uncertain hours, low wages, and limited to no benefits.