Identify the Null Hypothesis, Alternative Hypothesis, Test Statistic, P-Value, Conclusion

question 122

Essay

Identify the null hypothesis, alternative hypothesis, test statistic, P-value, conclusion about the null hypothesis, and final conclusion that addresses the original claim
-A public bus company official claims that the mean waiting time for bus number 14 during peak hours is less than 10 minutes. Karen took bus number 14 during peak hours on 18 different occasions. Her mean waiting time was 7.3 minutes with a standard deviation of 1.5 minutes. At the 0.01 significance level, test the claim that the mean waiting time is less than 10 minutes. Use the P-value method of testing hypotheses.

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Definitions:

Epigenetic Changes

Modifications on DNA or histone proteins that affect gene activity without altering the DNA sequence, influencing how genes are expressed.

Environmental Factors

External elements that can influence an individual's development, health, and behavior, including social, cultural, and physical aspects.

Human Genome Project

An international scientific research project with the goal of determining the sequence of nucleotide base pairs that make up human DNA, and of identifying and mapping all of the genes of the human genome.

Bases

Substances that accept protons from acids and have a pH greater than 7 in solution, according to the Brønsted-Lowry definition.