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A group of 50 students each measured the length of their right arm and the length of their left arm. The right arm lengths were compared to the left arm lengths. The average difference between right and left arm lengths was 0.3 cm with a standard deviation of 1 cm.
-What is the correct notation for the value 0.3 cm?

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Use the following information for questions:
 A group of 50 students each measured the length of their right arm and the length of their left arm. The right arm lengths were compared to the left arm lengths. The average difference between right and left arm lengths was 0.3 cm with a standard deviation of 1 cm.
-What is the correct notation for the value 0.3 cm?

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The Answer of Use the following information for questions:
 A group of 50 students each measured the length of their right arm and the length of their left arm. The right arm lengths were compared to the left arm lengths. The average difference between right and left arm lengths was 0.3 cm with a standard deviation of 1 cm.
-What is the correct notation for the value 0.3 cm?

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