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Students who have completed a speed-reading course have reading speeds that are normally distributed with a mean of 950 words per minute and a standard

Students who have completed a speed-reading course have reading speeds that are normally distributed with a mean of 950 words per minute and a standard deviation equal to 220 words per minute. Based on this information, what is the probability of a student reading at more than 1400 words per minute after finishing the course?

a.

0.0202.

b.

0.5207.

c.

0.4798.

d.

0.9798.

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