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

question 38

Essay

Identify the null hypothesis, alternative hypothesis, test statistic, P-value, conclusion about the null hypothesis, and final conclusion that addresses the original claim.
-The health of employees is monitored by periodically weighing them in. A sample of 54 employees has a mean weight of 183.9 lb. Assuming that is known to be 121.2 lb, use a 0.10 significance level to test the claim that the population mean of all such employees weights is less than 200 lb.

---

Definitions:

Autism

A developmental disorder characterized by difficulties with social interaction and communication, and by restricted or repetitive patterns of thought and behavior.

Temperament

Temperament refers to an individual's inherent personality traits, including mood, energy levels, and emotional reactivity, which are evident from early life and largely biologically based.

Irregular Sleeping

Patterns of sleep that are not consistent, such as varying bedtimes and wake times, leading to potential disruptions in sleep quality.

Slow-to-Warm-Up

Describes individuals, typically children, who are cautious and less active in new situations but become more comfortable over time.