A report stated that 21% of babies are delivered by Caesarean section. A researcher believes that the percentage is less than 21% in the large hospital in his hometown. He randomly selected 50 newborn infants and found that 8 were born by Caesarean section. At a significance level of 0.01, is there enough evidence to support his claim? Show all the details using the traditional/classical method.
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Step-by-step explanation:
Characteristics of cork are as follow
Cells of cork are dead, compactly arranged and have no intercellular spaces. It forms bark of the tree, which is several layers thick. ... Cork is formed by secondary Lateral Meristem called cork cambium. The mature cork becomes dead and filled with tannin, resin.
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