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find the upper 10% of the normal curve?​

Sagot :

Answer:

As a decimal, the top 10% of marks would be those marks above 0.9 (i.e., 100% - 90% = 10% or 1 - 0.9 = 0.1). First, we should convert our frequency distribution into a standard normal distribution as discussed in the opening paragraphs of this guide.