Math, asked by mohitshirpurka2035, 1 year ago

A factory turns out an article by mass production methods .From the past experience it is found that 20 articles on an average are rejected out of every batch of 100 find mean and variance

Answers

Answered by mangal65
7
tex]x ^{1.4} = 298 ^{1.4} \times 1 ^{0.4} \div 6 ^{0.4} \\ \\ the \: value \: of \: x \: \: is[/tex]
Then the value of 'x' is(Ref.Fig.):

A. -94
B. -145
C. -135
D. -74

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