Question 1 1 pts What is the value of the test statistic for #13? O 0.07 O 2.18 O -2.18 O -0.15Question 2 1 pts The CPT codes for Emergency Department visits are: 99281 - Level 1 Emergency Department Visit 99282 - Level 2 Emergency Department Visit 99283 - Level 3 Emergency Department Visit 99284 - Level 4 Emergency Department Visit 99285 - Level 5 Emergency Department Visit This set of CPT codes is an example of: O Ordinal data O Ratio data O Interval data O Nominal dataQuestion 3 1 pts If a health plan analyst wanted to determine if the readmissions rates for two hospitals were statistically different, which hypothesis test should be used? O One -sample Z-test for proportions O T-test O Two-sample Z-test for proportions O Chi squareD Question 4 1 pts Which of the following measures of central tendency is most affected by extreme values? O Geometric mean O Mode O Median O MeanQuestion 5 1 pts The average charge for Dr. Spendy's patients is $10,034, and the average charge for Dr. Saver's patients is $6,158. A test was conducted to determine if the average charge for the patients of these two physicians was significantly different. In this case we would be conducting a: O a descriptive test O a paired t-test O two-tailed t-test O one-tailed t-testQuestion 6 1 pts Which of the following does not influence the level of type ll error O All of these influence type II error O Null hypothesis value O Selection of test statistic O Sample size