Question: A student randomly samples individuals in their class and records their height and the length of their left arm (both in cm). Compute r (without

A student randomly samples individuals in their class and records their height and the length of their left arm (both in cm). Compute r (without the built-in functions of Excel) and show your work. State whether r is significant at = 0.05. If there is a significant correlation, provide the regression equation

Individual heights and left arm lengths
Height (cm)	150	191	178	167	143
Arm length (cm)	50	69	53	53	40

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