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In the largest clinical trial ever conducted, 401,974 children were randomly assigned to two groups. The treatment group consisted of 201,229 children given the Salk vaccine for polio, and the other 200,745 children were given a placebo. Among those in the treatment group, 33 developed polio, and among those in the placebo group, 115 developed polio.

Respuesta :

The correct option regarding whether the requirements for a hypothesis test are satisfied is:

D. The conditions are satisfied. The samples are random, and each sample has at least 5 successes and 5 failures.

What are the conditions for an hypothesis test?

There are two conditions:

  • The samples should be random.
  • Each sample should have at least 5 successes and at least 5 failures.

These two conditions are satisfied for this problem, hence, researching this problem on the internet, option D is correct.

More can be learned about the requirements of an hypothesis test at https://brainly.com/question/15396725

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