The sample standard deviation, divided by the square root of N , results in the _____________________________.
1 answer:
Answer:
Standard Error
Step-by-step explanation:
The standard error is the ratio of the sample standard deviation and the square root of the sample size used.
Standard Error (S. E) = s / √n
Where ;
s = sample standard deviation ; n = sample size
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Answer:
x²=5-x
x²+x-5=0
1x²+1x²-5=0
[ax²+bx²+c=0]
∆=b²-4ac
∆=1²-4(-5)(1)=1+20=21
x=(-b±√∆)/2a
x=(-1±√21)/2
meaning:
x=(-1+√21)/2 or x=(-1-√21)/2
Answer:
Two equiangular decagons are sometimes congruent.
Factoring the expression would be 6a(2a^2+4a-1)
Answer:
90 degrees
Step-by-step explanation:
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