Hypothesis testing - significant decrease in employee...

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Hypothesis testing hypothesis is a specific statement of prediction o describes in concrete terms what you expect to happen in your study o o study may have multiple hypotheses Hypothesis types o Ha (or H1):  A will be related to B (alternative hypothesis) o Ho (or H0):   A will not be related to B (null)  null is primary hypothesis One-tailed hypothesis o Ho: As a result of the XYZ company employee training program, there will either be no  significant difference in employee absenteeism or there will be a significant  increase. o Ha: As a result of the XYZ company employee training program, there will be a 
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Unformatted text preview: significant decrease in employee absenteeism. • Two-tailed hypothesis o H O : As a result of 300mg./day of the ABC drug, there will be no significant difference in depression. o H A : As a result of 300mg./day of the ABC drug, there will be a significant difference in depression. • Remember… o Formulate your prediction o Formulate a second hypothesis o Must be mutually exclusive o all possible alternative outcomes o prediction correct, reject null hypothesis & accept alternative hypothesis o prediction not correct, accept null & reject alternative...
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This note was uploaded on 04/21/2008 for the course SOCIAL WOR -- taught by Professor -- during the Spring '08 term at Abilene Christian University.

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