Use technology to solve the following problem: For a particular diamond mine, 78% of the diamonds fail to qualify as "gemstone grade". A random sample of 90 diamonds is analyzed. Find The probability that the proportion of the sample diamonds that fail to qualify as gemstone grade is
Between 0.73 and 0.81.
A) 0.7540
B) 0.6279
C) 0.8739
D) 0.1261
Correct Answer:
Verified
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