Using the data given in the table below, answer the following questions. (Round your final answers to 3 decimal places.)   Moviegoer Snack Spending (n = 10) Age (X)   Spent (Y) 30   2.89         48   6.55         32   1.43         14   6.20         37   6.25         31   6.78         39   3.50         27   6.14         18   8.24         47   4.36             (a) Use Excel, MegaStat, or MINITAB to calculate the correlation coefficient. (A negative value should be indicated by a minus sign.)   rcalc_____________ (b) Use Excel or Appendix D to find t.025 for a two-tailed test at α=.05α=.05 .    t.025_______   (c) Calculate the t test statistic. (A negative value should be indicated by a minus sign.)   tcalc_______

MATLAB: An Introduction with Applications
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ISBN:9781119256830
Author:Amos Gilat
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Chapter1: Starting With Matlab
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Using the data given in the table below, answer the following questions. (Round your final answers to 3 decimal places.)
 

Moviegoer Snack Spending (n = 10)
Age (X)   Spent (Y)
30   2.89        
48   6.55        
32   1.43        
14   6.20        
37   6.25        
31   6.78        
39   3.50        
27   6.14        
18   8.24        
47   4.36        
 


 
(a) Use Excel, MegaStat, or MINITAB to calculate the correlation coefficient(A negative value should be indicated by a minus sign.)
 

rcalc_____________


(b) Use Excel or Appendix D to find t.025 for a two-tailed test at α=.05α=.05 .
 

 t.025_______
 
(c) Calculate the t test statistic. (A negative value should be indicated by a minus sign.)
 
tcalc_______
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