the crazy man decides to make a crazy cake for dessert the cake uses eggs and potatoes in a ratio of 2:5. if he uses 6 eggs,how
2 answers:
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Answer: 19.77%
Step-by-step explanation:
Given: Mean :
Standard deviation :
The formula to calculate z-score is given by :_
For x= 80, we have
The P-value =
In percent ,
Hence, the approximate percentage of the test scores during the past year exceeded 80 =19.77%