Asurfer recorded the maximum wave height each day at the beach
for 10 days. the results are shown in this dot plot.
are any of the wave heights considered an outlier?

You’re ordering more thread for blue jeans co. you usually purchase from ted’s threads, which sells 12 thread spools for $27. you recently received a notice from wade's wares that says you can buy thread from them for $2.30 each for the first 2 dozen and $2 a spool thereafter. you need to order 5 dozen spools. what percentage can you save by going with wade’s wares?