A chocolate bar is made up of 12 equal pieces. Antony ate 3/4 of a chocolate bar. Jacoby ate ⅔ of a chocolate bar of the same si
2 answers:
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Answer:
The score is
Step-by-step explanation:
From the question we are told that
The population mean is
The standard deviation is
From the question we are told that the score follow a normal distribution
i.e
The proportion of score in the top 10% is mathematically
Where x is the minimum score required to be in the top 10%
Now the
So
So
So the critical value of 0.10 from the normal distribution table is
So