A newspaper regularly reports the air quality index for various areas of Southem California. A sample of air quality Index values for Pomona provided the following data: 28, 42, 59, 49, 45, 56, 60, 49, and 50 (A) Compute the range and interquartile range range interquartile range (b) Compute the sample variance and sample standard deviation (Round your answers to two decimal places.) sample variance sample standard deviation (A sample of air quality index readings for Anaheim provided a sample mean of 48.5, a sample variance of 136, and a sample standard deviation of 11.66. What comparisons can you make between Quality in Pomona and that in Anaheim on the basis of these descriptive statistics? The average air quality in Anaheim is felect the average air quality in Pumona The variability is greater in