THER A newspaper regularly reports the air quality index for various areas of Southern California. A sample of air quality index values for Pomona provided the following data: 29, 42, 59, 49, 46, 56, 61, 49, and 50. (a) Compute the range and interquartile range. range 32 interquartile range (b) Compute the sample variance and sample standard deviation. (Round your answers to two decimal places.) sample variance sample standard deviation (c) 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 the air quality in Pomona and that in Anaheim on the basis of these descriptive statistics? The average air quality in Anaheim is-Select- the average air quality in Pomona. The variability is greater in -Select-