The mean monthly rent for a sample of studio apartments in one city is $1200 with a standard deviation of $210. The monthly rents for eight more studio apartments in the city are listed. Using the sample statistics above, determine which of the data values are unusual. Are any of the data values very unusual? (Assume the data set has a bell-shaped distribution.)

$1074, $1536, $1641, $528, $801, $1662, $1347, $696