The Numbers of Successes and the Sample Sizes Are Given $\mathrm { x } _ { 1 } = 18 , \mathrm { n } _ { 1 } = 30 , \mathrm { x } _ { 2 } = 12 , \mathrm { n } _ { 2 } = 30$

question 95

Multiple Choice

The numbers of successes and the sample sizes are given for independent simple random samples from two populations.Decide whether using the two-proportions z-procedures is appropriate.
- $\mathrm { x } _ { 1 } = 18 , \mathrm { n } _ { 1 } = 30 , \mathrm { x } _ { 2 } = 12 , \mathrm { n } _ { 2 } = 30$

• A)Appropriate
• B) Not appropriate

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Definitions:

Control Group

In an experiment, the group that does not receive the treatment or intervention being tested, serving as a comparison to evaluate the effect of the treatment.

Study Guide

A comprehensive resource created to assist students in understanding and memorizing relevant information for a particular course or subject.

Experimental Group

The group in an experiment that receives the treatment or condition being tested, as opposed to the control group which does not.

Random Assignment

A method used in experiments to distribute participants randomly across different groups to ensure unbiased results.