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Which of the following can cause a spectral waveform in the lower extremity to change its shape to monophasic? 

Which of the following is not a contraindication to a constant load treadmill? 

3 (14 pts). A polling company wanted to estimate the population proportion of adults who were in favor of tighter rules on TV content during hours when children are most likely to be watching. A sample of 1800 adults was surveyed and 1366 responded yes. (a) What is the population? What is the sample? (b) Construct a 99% confidence interval for the population proportion.

A patient with severe bilateral iliac artery disease is mot likely to receive which type of lower extremity bypass? 

The most clinically significant complication associated with a peripheral aneurysm is 

8 (14 pts). The percentage of customer satisfaction for a hotel was 73% last year. The manager wants to know whether there is any difference of customer satisfaction between this year and last year. A survey of 544 customers shows that 386 customers are satisfied. (a)  What is the population? What is the sample? (b) At α = 0.05 level of significance, determine whether there is evidence that the percentage of customer satisfaction this year is different from 73%. (c) Identify the type of error for your conclusion. Find the probability of error and probability of confidence if it is type I error.

Submerging a patient’s hands in ice water resulting in a more than 20% drop in peak systolic pressure is an examination performed for which syndrome? 

Difficulty in breathing, of which the individual is aware is known as ______. 

Using a four-cuff setup on the right lower extremity, the examiner notes a high-thigh cuff pressure of 130mmHg, with the remaining pressures averaging 115mmHg.  The higher brachial pressure is 160 mmHg.  All of the following significant conditions could produce these findings, EXCEPT:

6 (14 pts). A survey wants to know whether people in a city with ages 16-19 years old spend less than 2 hours on TV daily. A sample of 600 people with the ages 16-19 show the sample mean x– = 1.9 hours. Suppose the population standard deviation σ = 0.3 hour. (a) What is the population? What is the sample? (b) At α = 0.01 level of significance, determine whether there is evidence that that the population mean is less than 2 hours. (c) Identify the type of error for your conclusion. Find the probability of error and probability of confidence if it is type I error.