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SAT, 15.10.2019 20:00 preshoo9941

Tight hamstring syndrome (ths) in children has been attributed to

a number of disorders. a meta-analysis of clinical research in

germany (102 children) between 1980 and 2001 estimated that

about 70% of suffered from severe underlying diseases.

[a] why can we approximate this binomial variable with a normal

distribution? (check conditions.)

[b] what are the mean (expected proportion) and standard deviation

of this binomial variable?

[c] what is the probability that no less than 76 of the cases were

related to severe underlying diseases?

[d] what is the probability that less than 63 of the cases were

related to severe underlying diseases?

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Answers: 1

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Tight hamstring syndrome (ths) in children has been attributed to

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