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Scores on a Test Have a Mean Of 62 and Q3 is 83. 62 \text { and } Q _ { 3 } \text { is } 83 \text {. }

Question 187

Multiple Choice

Scores on a test have a mean of 62 and Q3 is 83. 62 \text { and } Q _ { 3 } \text { is } 83 \text {. } . The scores have a distribution that is approximately normal. Find the standard deviation. Round your answer to the nearest tenth.


A) 15.8
B) 28
C) 14.1
D) 31.3

Correct Answer:

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