A biologist is sampling oranges to determine the amount of juice
in each orange. She tested...
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A biologist is sampling oranges to determine the amount of juicein each orange. She tested 50 oranges chosen at random. The averageamount of juice was = 3.1 ounces with a standard deviation of σ =0.4 ounces. Find a 95% confidence interval for the population meannumber of ounces of juice in an orange.
elect one: a. 2.85 < μ < 3.35
b. 3.04 < μ < 3.16
c. 2.99 < μ < 3.21
d. 3.14 < μ < 3.21
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Solution Given that 31 04n 50At 95 confidence level the
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