Find the domain & range of the relation {(-5,13), (6,18), (2,-7), (1,4), (-3,-1)}
1 answer:
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Answer: 95.45 %
Step-by-step explanation:
Given : The distribution is bell shaped , then the distribution must be normal distribution.
Mean :
Standard deviation :
The formula to calculate the z-score :-
For x = 13
For x = 19
The p-value =
In percent,
Hence, the percentage of data lie between 13 and 19 = 95.45 %