Math Problem Statement

(c)Suppose the true mean hourly wage for foodservice workers in the U.S. this year is $8.08. Fill in the blanks to describe a Type I error. A type I error would be rejecting/failing to reject the hypothesis that  is blank blank, when in fact u is equal to

Solution

Describing a Type I Error

Let's fill in the blanks to describe a Type I error, given the scenario.

Hypotheses:

  • Null Hypothesis (H0H_0): μ8.08\mu \leq 8.08
  • Alternative Hypothesis (H1H_1): μ>8.08\mu > 8.08

True Mean Wage:

  • True mean hourly wage (μ\mu) = $8.08

Type I Error Description:

A Type I error would be rejecting the hypothesis that μ\mu is less than or equal to $8.08, when in fact μ\mu is equal to $8.08.

So, the filled-in description is:

A Type I error would be rejecting the hypothesis that μ\mu is less than or equal to $8.08, when in fact μ\mu is equal to $8.08.

Related Questions

  1. What is the probability of making a Type I error called?
  2. How is the significance level (α\alpha) chosen in hypothesis testing?
  3. What are the consequences of making a Type I error in this context?
  4. How can one reduce the likelihood of committing a Type I error?
  5. What role does the sample size play in hypothesis testing?
  6. How do you interpret a p-value in the context of Type I error?
  7. What is the difference between Type I and Type II errors?
  8. How does the choice of a one-tailed test affect the probability of making a Type I error?

Tip

When designing a hypothesis test, it is essential to balance the risks of Type I and Type II errors by choosing an appropriate significance level and ensuring a sufficiently large sample size.

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Math Problem Analysis

Mathematical Concepts

Hypothesis Testing
Type I Error
Null Hypothesis
Alternative Hypothesis

Formulas

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Theorems

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Suitable Grade Level

Advanced High School / College