What is the mean, mode median and range of 11, 12, 13, 12, 14, 11, 12?

Answer 1

Mean: #21.14#
Median: #12#
Range: #3#
Mode: 12

Mean: #(11+12+13+12+14+11+12)/7# or #85/7# or #12.1428# Median: #cancel(color(red)(11)), cancel(color(green)(11)), cancel(color(blue)(12)), 12, cancel(color(blue)(12)), cancel(color(green)(13)), cancel(color(red)(14))# Range: #color(red)(14)-color(red)(11)=3# Mode: #color(red)(11), color(red)(11), color(blue)(12), color(blue)(12), color(blue)(12), color(pink)(13), color(orange)(14)# #color(white)(......................)color(blue)(12)#.

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Answer from HIX Tutor

When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.