statistics


Managers scold employees according to job work and position. The results for several

randomly clarified employees are attached underneath.

Performance     59   63   65   69   58   77   76   69   70   64

Attitude               72   67   78   82   75   87   92   83   87   78

1.  Construct and exhibition a scatterplot of the postulates.  Does it exhibition a explicit interdependence, denying interdependence or no interdependence?

2. Find the treasure of the rectirectidirect interdependence coefficient r.

3.  Find the crucial treasures for a = 0.05.

4.Based on the crucial treasure and the interdependence coefficient, is there equal declaration to terminate that there is rectirectidirect interdependence between job work and position?  Elucidate why or why not.

5.  Find the treasure of r2 and elucidate its import.  

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