Determine Whether the Given Conditions Justify Using the Margin of Error

question 59

Multiple Choice

Determine whether the given conditions justify using the margin of error $\mathrm { E } = \mathrm { z } _ { \alpha / 2 } \sigma / \sqrt { \mathrm { n } }$ when finding a confidence interval estimate of the population mean $\mu$ .
-The sample size is n = 286 and $\sigma = 15$

• A)Yes
• B)No

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Definitions:

Complex Step-Family

A family structure where one or both partners have children from previous relationships, leading to a blend of parents and children with varied relationships.

Multigenerational Family

A family living arrangement where more than two generations live under the same roof or closely together.

Family of Procreation

The family unit that an individual forms by marrying and having or adopting children.

Census Family

A concept used in census data collection defined as a group of two or more persons living together who are related by blood, marriage, common-law partnership, or adoption.