A Suburban Realtor Is Studying Commuter Time in the Houston $\alpha$

question 12

Multiple Choice

A suburban realtor is studying commuter time in the Houston metropolitan area.She has been told the average weekday travel time from a southern suburb at 8:00am is 45 minutes.For five months she counts the number of days that it takes her more than 45 minutes to arrive in downtown when she leaves her house at 8:00am.She expects that data are uniformly distributed across the five months.Her sample of observed data yields the following frequencies 9 days, 15 days, 8 days, 11 days, 12 days.Using $\alpha$ = .01, the observed chi-square value is _______.

• A)1.18
• B)9.10
• C)21.75
• D)4.51
• E)2.73

Recognize the importance of environmental factors and community infrastructure in disease prevention.

Understand the historical development of public health initiatives and their impact on community health.

Analyze the role of government and non-governmental organizations in the advancement of public health.

Identify key figures and their contributions to public health and nursing.

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Definitions:

Autonomic Nervous System

A part of the peripheral nervous system that controls involuntary bodily functions like heartbeat and digestion.

Spinal Cord

A long, thin, tubular structure made up of nervous tissue, which extends from the brainstem down the back, and is encased in the spinal column. It is a crucial part of the central nervous system.

Somatic Nervous System

A part of the peripheral nervous system that handles voluntary control of the body's muscles and the transmission of sensory information to the central nervous system.

Curare

A plant extract used historically as a poison on arrows and darts, which acts by causing paralysis.