A random sample of 1000 oranges showed that the mean amount of juice per orange was 7 fluid ounces, with a standard deviation of 1.6 fluid ounces. If the z-score for a partiuclar orange was -1.5, how much juice was produced by this orange? Round approximate values to the nearest tenth of a fluid ounce.

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owlfred · Answer

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anonymous · Answer

i used z = x - mu / st.dev , the area to the left of z = -1.5 is ...