Math Problem Statement
Solution
The image contains a hypothesis test scenario where the P-value approach is being used. Here's a breakdown of the information:
- Null hypothesis :
- Alternative hypothesis :
- Sample size : 150
- Number of successes : 81
- Significance level : 0.01
Additionally, the condition to verify if the normal approximation can be used is checked:
- The condition has been met.
The technology-based calculation of the P-value is provided:
- P-value = 0.208, rounded to three decimal places.
Conclusion:
Given that the P-value (0.208) is greater than the significance level , we do not reject the null hypothesis. This means there is not enough evidence to conclude that the true proportion is less than 0.59 at the 1% significance level.
Would you like more details or clarifications?
Here are 5 related questions to expand your understanding:
- What is the interpretation of the P-value in hypothesis testing?
- How is the test statistic calculated for a proportion hypothesis test?
- Why is the condition important for using the normal approximation?
- How would the conclusion change if the significance level were higher (e.g., 0.05)?
- What are the steps for manually calculating the P-value without technology?
Tip: Always compare the P-value with the significance level to decide whether to reject or fail to reject the null hypothesis.
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Math Problem Analysis
Mathematical Concepts
Hypothesis Testing
Proportions
P-value
Formulas
np_0(1 - p_0) >= 10
P-value calculation for a one-tailed test
Theorems
Normal Approximation of Binomial Distribution
P-value Significance Test
Suitable Grade Level
Undergraduate Statistics
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