Mathematics, 11.05.2021 20:30 gabi83

The lengths of giraffes necks at the zoo are normally distributed with an average of 6 feet with a standard deviation of 1. There are 40 giraffes running around the zoo. a) what percentage of giraffes have a neck length between 5 & 7 feet?
b) what percentage of giraffes have a neck length less than 4 feet?
c) how many giraffes have a neck length between 7 and 8 feet?
d) how many giraffes have a neck length greater than 5 feet?

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