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Suppose a political advisor is interested in the proportion of the vote an opponent will receive. If he samples voters randomly and tests hypotheses regarding

Suppose a political advisor is interested in the proportion of the vote an opponent will receive. If he samples voters randomly and tests hypotheses regarding p, the population proportion, what should he do to reduce his risk of making a Type II error?

  1. Increase the number of voters he will sample
  2. Decrease the number of voters he will sample
  3. Increase the significance level
  4. Decrease the significance level

OPTIONS:

I only

II only

III only

II and IV only

I and III only

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