Preliminary Data Analyses Indicate That It Is Reasonable to Consider $\text { Use } \alpha = 0.05$

question 57

Essay

Preliminary data analyses indicate that it is reasonable to consider the assumptions for one-way ANOVA satisfied.Perform the required hypothesis test using the critical-value approach.
-A medical researcher wishes to try three different techniques to lower blood pressure of patients with high blood pressure. The subjects are randomly selected and assigned to one of three groups. Group 1 is given medication, Group 2 is given an exercise program, and Group 3 is assigned a diet program. At the end of six weeks, each subject's blood pressure is recorded. Test the claim that there is no difference among the means. $\text { Use } \alpha = 0.05$

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Definitions:

Wechsler

Refers to David Wechsler, a psychologist known for developing a series of standardized tests to assess human intelligence, including the Wechsler Adult Intelligence Scale (WAIS).

Gardner

Refers to Howard Gardner, a developmental psychologist best known for his theory of multiple intelligences, which suggests people have different kinds of intelligences.

Stereotype Vulnerability

Refers to the risk of conforming to stereotypes about one's social group, potentially affecting self-esteem and performance.

Manual Dexterity

The skillful use of one's hands when performing tasks. It involves the coordination of muscular, skeletal, and neurological functions.