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Q11 [2 pts]: Which of the following intervals is wider? Please select the best answer. 

Q2 [2 pts]: Suppose modA uses the screen time to predict the sleep latency. What linear regression condition does modA violate? Please select the best answer.

(ii) [2 pts]: Construct the 98% confidence interval for , the slope of page in Model C. Please show your work. You may write your final answer in the calculator-ready form.

Q8 [2 pts]: Based on modB, what is the estimated change in the duration of deep sleep if a college-aged individual uses electronic devices for one more hour? Please show your work. You may write your final answer in the calculator-ready form.

Q12 [2 pts]: Suppose we change the values of Screen by subtracting the original values by 10 and then refit the model using the updated Screen values. Which of the following statistics changes when we update the values of Screen as described above? Please select the best answer. 

Q14 [2 pts]: Based on Model C, write down separate model equations (for the relationship between price and page) for the two sellers. 

Q4 [2 pt]: Solve the sample size. There is no need to explain.

With the use of the ICD-10-CM code book, assign the appropriate code(s) to the following scenario. ICD-10-CM code(s): ________, _________ Chronic cough, Chest wall pain [BLANK-1]

With the use of the ICD-10-CM code book, assign the appropriate code(s) to the following scenario. ICD-10-CM code(s): __________, ___________ Diarrhea, Hemorrhage of scalp [BLANK-1]

Which chestnut species is known for producing large but poor-tasting nuts?