the following are the populations for the top twelve largest cities in the u. s. new york city, ny: 8,336,817 los angeles ca: 979.576 chicago, il:2,693,976 houston, tx: 2,320,268 phoenix az: 1,680,992 philadelphia pa: 1,584,064 san antonio tx: 1, 547,253 san diego ca: 1,423,851 dallas tx: 1,343,573 san jose ca: 1,021,795 austin tx:978,908 jacksonvill fl: 911,507. what is the mean population?, what is the median population?, what is th emode?, what is range?, what is the standard deviation?