A bakery claims that its cakes have an average weight of 2kg and variance of 0.5kg. What is the probability that the average weight of 33 cakes is more than 2.048kg?  (3 d.p.)

Calculus For The Life Sciences
2nd Edition
ISBN:9780321964038
Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Chapter13: Probability And Calculus
Section13.CR: Chapter 13 Review
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A bakery claims that its cakes have an average weight of 2kg and variance of 0.5kg. What is the probability that the average weight of 33 cakes is more than 2.048kg?  (3 d.p.)

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