Answer to Question #342278 in Statistics and Probability for Himanshi

Question

The manufacturer of a patent medicine claimed that it is effective in relieving 90% of the

people suffering from the disease. From a sample of 200 people using the medicine 160

were relived of suffering. Determine if the claim is legitimate.

21) In 324 throws of a six face die odd points appeared 181 times. Would you say that the die

is ‘fair’? State the level of significance, you use.

22) In a random sample of 400 persons taken from a large population 120 were females. Can

it be said that male and females are in the ration 5:3 in the population. Use 1% level of

significance.

Answer 1

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