NSWERS PODSTAT6 4.4.042.MI. Experiment 14 Pre Lab Le. MY NOTES Chapter 4 - AMAT 108, s The average playing time of music albums in a large collection is 32 minutes, and the standard deviation is 7 minutes. ASK YOUR TEACHER (a) What value is 1 standard deviation above the mean? 1 standard deviation below the mean? What values are 2 standard deviations away 1 standard deviation above the mean 39 1 standard deviation below the mean 25 2 standard deviations above the mean 46 2 standard deviations below the mean 18 whole number.) (b) Without assuming anything about the distribution of times, at least what percentage of the times are between 18 and 46 minutes? (Round the At least 75 (c) Without assuming anything about the distribution of times, what can be said about the percentage of times that are either less than 11 minutes 53 minutes? (Round the answer to the nearest whole number.) No more than 25 *% Assuming that the distribution of times is approximately normal, about what percentage of times are between 18 and 46 minutes? (Round the any places, if needed.) 50 * % Less than 11 min or greater than 53 min? 25 * % Less than 11 min? 25 % Watch It Master It Need Help? Read It Viewing Saved Work Revert to Last Response 20 24