Question
The scores on the final exam in a course with a large number of students have approximately a bell-shaped distribution. The mean score was 69,
The scores on the final exam in a course with a large number of students have approximately a bell-shaped distribution. The mean score was 69, the highest score was 99, and the lowest score was 42.
a. Find the value of the range for the exam scores.
b. Refer to part (a). Use the value of the range to estimate the value of the standard deviation.
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Basic Statistics for the Behavioral Sciences
Authors: Gary W. Heiman
6th edition
978-0495909941, 495909947, 840031432, 978-1337361903, 978-0840031433
