Choose the appropriate statistical test. When computing, be sure to round each answer as indicated.   A researcher believes that parents of teenagers get less sleep than parents of newborns. Teenager parents: Mean = 6.8 hours; Variance = 2; N = 30 Newborn parents: Mean = 6.4 hours; Variance = 3; N = 30   Calculate the first required formula (round to 1 decimal).  Calculate the second required formula (round to 2 decimals).  What is your t-obtained? (round to 3 decimals).  What is your t-cv? (exact value from table).  Should you Reject or Retain the null hypothesis? Only type "Reject" or "Retain"

MATLAB: An Introduction with Applications
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Chapter1: Starting With Matlab
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Choose the appropriate statistical test. When computing, be sure to round each answer as indicated.

 

A researcher believes that parents of teenagers get less sleep than parents of newborns.

Teenager parents: Mean = 6.8 hours; Variance = 2; N = 30

Newborn parents: Mean = 6.4 hours; Variance = 3; N = 30

 

Calculate the first required formula (round to 1 decimal). 
Calculate the second required formula (round to 2 decimals). 
What is your t-obtained? (round to 3 decimals). 
What is your t-cv? (exact value from table). 
Should you Reject or Retain the null hypothesis? Only type "Reject" or "Retain"

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