Reading scores. The grade-level reading scores from a reading test given to a random sample of 12 students in an urban high school graduating class are: 8 8. 14 13 14 9. 12 11 14 15 15 a. Find the...


Reading scores. The grade-level reading scores from a reading test given to a random sample of 12 students in an urban high<br>school graduating class are:<br>8<br>8.<br>14<br>13<br>14<br>9.<br>12<br>11<br>14<br>15<br>15<br>a. Find the mean of the reading scores.<br>(Type an integer or a decimal. Round to two decimal places.)<br>b. Find the standard deviation of the reading scores.<br>(Type an integer or a decimal. Round to two decimal places.)<br>

Extracted text: Reading scores. The grade-level reading scores from a reading test given to a random sample of 12 students in an urban high school graduating class are: 8 8. 14 13 14 9. 12 11 14 15 15 a. Find the mean of the reading scores. (Type an integer or a decimal. Round to two decimal places.) b. Find the standard deviation of the reading scores. (Type an integer or a decimal. Round to two decimal places.)

Jun 08, 2022
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