STAT A researcher is interested in how affectionate pet owners are. She found that the general population distribution is skewed to the right, the mean degree of affection is 82.9, and the standard deviation is 14.78. She was then interested in finding out whether cat owners are less affectionate than other pet owners. She samples a group of 100 cat owners and finds that their mean is 54.8. What is the standard deviation of the comparison distribution