The shoes that Susan loves cost $70. She found out they were on sale for 15% off. How much will the shoes cost if she buys them
1 answer:
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Solution :
Given :
National mean score of the reading test that is conducted the NAEP = 288
Standard deviation of the score = 38
Therefore, P(X > x) = 0.25
P (Z > = 0.674)
x = 326.67
Therefore, the highest score that is needed for the students to be in the top of 25 percent among the students those who take the exam.