Espanol How many apps? According to a website, the mean number of apps on a smartphone in the United States is 93. Assume the number of apps is normally distributed with mean 93 and standard deviation 28. Part: 0 / 2 Part 1 of 2 (a) What proportion of phones have between 56 and 118 apps? Round the answer to four decimal places. The proportion of phones that have between 56 and 118 apps is D X Part: 1 / 2 Part 2 of 2 (b) Find the 90"percentile of the number of apps. Round the answer to two decimal places