First problem:
Find the z score for raw score 6 minutes:
6 - 5
z = --------- = 1.429
0.7
Using a TI-83 calculator's distribution functions, I found that the area to the right of 6 minutes is
normalcdf(1.428,100) = 0.076
Answer:
#4 See attachments
#5 See attachments
Step-by-step explanation:
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R is the midpoint of KL ;
Thus R bisects KL , which means :
So :
Add sides 10
Subtract sides 3x
Divide sides by 4
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Answer:
There is two vowels and 6 sections in total
2 wanted sections / 6 total sections = 1/3
1/3 chance or 33.33333%
Step-by-step explanation: