Answer to Question #158268 in Statistics and Probability for Eugine Haweza

Question

Mr Mukonda’s perfomance of his 170 Biostatistics class of students is given in an incomplete distribution below.

Variable 0-10 10-20 20-30 30-40 40-50 50-60 60-70

Frequence 12 21 f1 40 f2 26 18

(a) If the median is 35. Find the missing frequences [10]

(b) From Rusangu passing mark policy(40%), explain if these results are normally distributed

Answer 1

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