A random sample of 40024 ounce cans of fruit nectar is drawn from among all cans produced in a run. Prior experience has shown that the distribution of the contents has a mean of 24 ounces and a standard deviation of 0.24 ounce. What is the probability that the mean contents of the 400 sample cans is less than 23.988 ounces?
a. 0.209
b. 0.179
c. 0.159
d. 0.169
e. 0.199
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