a. How many standard deviations away from the mean is a beetle with mandible length of .44 mm? b. What is the probability of selecting a beetle from the population at random, and getting one with a mandible length of .35 mm or less? c. What proportion of the population will have mandible lengths of .48 mm or greater? d. If you have a population of 5000 beetles, how many of them would have mandible lengths of .48 mm or greater?

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1. For a population of beetles with a mean mandible
length (m) of .4 mm and a standard deviation (s) of .1
mm,
a. How many standard deviations away from the
mean is a beetle with mandible length of .44 mm?
b. What is the probability of selecting a beetle from
the population at random, and getting one with a
mandible length of .35 mm or less?
c. What proportion of the population will have
mandible lengths of .48 mm or greater?
d. If you have a population of 5000 beetles, how
many of them would have mandible lengths of
.48 mm or greater?
Transcribed Image Text:1. For a population of beetles with a mean mandible length (m) of .4 mm and a standard deviation (s) of .1 mm, a. How many standard deviations away from the mean is a beetle with mandible length of .44 mm? b. What is the probability of selecting a beetle from the population at random, and getting one with a mandible length of .35 mm or less? c. What proportion of the population will have mandible lengths of .48 mm or greater? d. If you have a population of 5000 beetles, how many of them would have mandible lengths of .48 mm or greater?
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