How to determine the correct test

How to determine the correct test - 2 groups of 9 age...

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How to determine the appropriate Test
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Read the question Identify the variables Determine if they are  Nominal Ordinal Interval  Ratio
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If the two variables are any  combination of  Nominal   Chi square test Ho:  independent, same, equal Ha:  related, different, unequal,
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When one variable is ratio Difference between 2 groups that are the whole  population Independent sample T test Ho:  µ$1 = µ$2  Ha:  µ$1 ≠ µ$2  Difference between 2 groups that are 2 of  more than 2 groups   for the whole population Post hoc of One-Way ANOVA Example:   Is there a difference in number of dollars  between 18 –  24 year olds  and 50 to 54 year olds
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Unformatted text preview: 2 groups of 9 age groups Ho: $1 = $7 Ha: $1 $7 When one variable is ratio General difference between MORE than 2 groups One-Way ANOVA Example: Is there a difference in number of dollars based on age? Ho: $1 = $2 = $3 = $4 = $5= $6 = $7 = $8 = $9 Ha: $1 $2 $3 $4 $5 $6 $7 $8 $9 In all cases P from the test P .05 Do not accept Ho There is A difference A relationship In all cases P from the test P > .05 Accept Ho There is No difference Independence...
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How to determine the correct test - 2 groups of 9 age...

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