Question 21 What is the relative frequency of score - 55. Use the table shown below? Scores Frequency 11 5 22 3 33 44 1 w 55 15 66 7Question 22 Which of the following statements is correct? One-way ANOVA is the same as correlation, but different from two-way ANOVA Dependent t-test is the same as one-way ANOVA, but different from independent t-test One-way ANOVA is the same as one sample z-test, but different from paired samples t-test Paired samples t-test is the same as dependent t-test, but different from one sample z-testQuestion 23 Which of the following techniques looks inside the body and measures tissues by area? Dual energy X-ray absorptionetry Air displacement Bioelectrical impedance Skin fold thicknessQuestion 24 O 0.86 On a clinical test of balance and mobility function, a cohort of patients at a clinical center scored an average of 35 with a standard deviation of 8. What is the probability of any one patient's z score being between 20 and 257 O 0.075 O 0.13 O 0.15Question 25 To which percentile a z-score of 3.99 is closest? 99.99% 49.99% 50.01% 0.01%Question 26 Which of the following chart/graph will plot data values along with their corresponding counts? Pie chart Histogram Scatter plot Box plotQuestion 27 A researcher wanted to look at the relationship between physical activity and skin fold thickness in 16 diabetic patients. Which of the following statements is TRUE for a correlation coefficient of -0.557 Consider a two-tailed test and alpha = 0.05 1 points O There is a significant positive correlation between physical activity and skin fold thickness O There is a significant negative correlation between physical activity and skin fold thickness O There is no significant correlation between physical activity and skin fold thickness O None of the aboveQuestion 28 Do UH students consume more energy drinks than UT students? For this question, which of the following statistical test can be used? One-sample Z test O Independent t-test Dependent t-test O Two-factorial ANOVAQuestion 29 Which of the following statements is TRUE regarding an independent t-test? The thickness of tails of a t-distribution reduces with an increase in degrees of freedom Ot distribution is positively skewed Degrees of freedom is computed as number of sample pairs - 1 The thickness of tails of a t-distribution increases with an increase in degrees of freedomQuestion 30 tested. Use the following ANOVA table to find the values of A and B. A health statistician wants to know if all pregnant women from three different counties have equal body fat composition. Each county has 500 to 750 pregnant women at a given time. A random sample of n = 10 pregnant women from each county was 1 points Save ANOVA Source of Variation SS df MS F Between Groups 91.467 A Within Groups 276.400