Question: Please help this probability and statistics questions with clear steps, thanks you On a certain exam, the class average was 52% and the standard deviation

Please help this probability and statistics questions with clear steps, thanks you

On a certain exam, the class average was 52% and the standard deviation was 15%. If the teacher wanted to award an 'A' grade to the top 3% of her class, find the percentage the students had to score to be given an 'A&quot

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