Instruction 10-4
a Real Estate Company Is Interested in Testing $\quad \bar { X } _ { \mathrm { G } } = 35$

question 48

Multiple Choice

Instruction 10-4
A real estate company is interested in testing whether the mean time that families in Gotham have been living in their current homes is less than families in Metropolis.Assume that the two population variances are equal.A random sample of 100 families from Gotham and a random sample of 150 families in Metropolis yield the following data on length of residence in current homes.
Gotham: $\quad \bar { X } _ { \mathrm { G } } = 35$ months, $\quad S _ { \mathrm { G } } ^ { }² = 900$
Metropolis: $\quad \bar { X } _ { M } = 50$ months, $\quad S _ { M ^ { 2 } } = 1,050$
-Referring to Instruction 10-4,what is the estimated standard error of the difference between the two sample means?

• A)4.06
• B)8.01
• C)16.00
• D)5.61

Understand the importance of validating data in patient care.

Comprehend the role and practices of active listening and effective communication in nursing.

Acknowledge the best practices for interviewing patients, including respect for their individual situations.

Differentiate among the types of assessments used in nursing care.

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