IDA Old Question Solve

Winter 2019/20:

Normal distribution: meu=152
sigma=4.0

The Normal Distribution has:
Mean=Median=Mode
Symmetry about the center
50% of value less than the mean and 50% greater than the mean

 

1(b) Weibull

1(c)
https://www.statisticshowto.com/triangular-distribution/

(but I need to clear it up about Professor Orth solution)

2a

chi squaRE TEST

DEGREES of freedom

 

STATISTICS what it is?

 

 

Winter 2018/19:

 

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