Suppose That the Amount of Time Teenagers Spend on the Internet

question 60

Essay

Suppose that the amount of time teenagers spend on the internet is normally distributed with a standard deviation of 1.5 hours.A sample of 100 teenagers is selected at random,and the sample mean computed as 6.5 hours.
A)Determine the 95% confidence interval estimate of the population mean.
____________________ to ____________________
B)Interpret what the interval estimate in part (a)tells you.

• A)Determine the 95% confidence interval estimate of the population mean.
• ____________________ to ____________________
• B)Interpret what the interval estimate in part (a)tells you.

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Definitions:

Recency Effect

A cognitive bias that predisposes individuals to weigh recent events or information more heavily than earlier data when making decisions or evaluations.

Target Person

A specified individual chosen for assessment, observation, or interaction in various contexts, including research, marketing, or performance evaluation.

Stereotype

A widely held but fixed and oversimplified image or idea of a particular type of person or thing.

Perceive Distinctions

The process of recognizing or identifying differences or variations between things or concepts.