S sonney32 New member Joined Apr 13, 2011 Messages 13 Apr 13, 2011 #1 Suppose 95% of the data fall between 12.3 and 46.8. Using the empirical rule, give an estimate of the standard deviation. I am not sure where to start on this question. Thanks
Suppose 95% of the data fall between 12.3 and 46.8. Using the empirical rule, give an estimate of the standard deviation. I am not sure where to start on this question. Thanks
G galactus Super Moderator Staff member Joined Sep 28, 2005 Messages 7,203 Apr 13, 2011 #2 What is the range of the two given values?. Find that, then divide by 4.
D Deleted member 4993 Guest Apr 14, 2011 #3 sonney32 said: Suppose 95% of the data fall between 12.3 and 46.8. Using the empirical rule, give an estimate of the standard deviation. I am not sure where to start on this question. Thanks Click to expand... Hint: Assuming normal distribution (µ + 2?) = 46.8 (µ - 2?) = 12.3
sonney32 said: Suppose 95% of the data fall between 12.3 and 46.8. Using the empirical rule, give an estimate of the standard deviation. I am not sure where to start on this question. Thanks Click to expand... Hint: Assuming normal distribution (µ + 2?) = 46.8 (µ - 2?) = 12.3
