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What is the linear correlation coefficient, r, for the scatterplot below? 11 10 8- 3 2 6 9What is the 95% confidence interval for the
What is the linear correlation coefficient, r, for the scatterplot below? 11 10 8- 3 2 6 9What is the 95% confidence interval for the difference in the population means, 1 - 12, given the data from the two independent samples: n1 = 34 *1 = 20.9 01 = 3.6 n2 = 66 X2 = 25.4 02 = 5.4A poll is conducted to see who football fans favored in an upcoming championship from the home states of the two teams. The results of the poll are shown on the table below: State Team: Hawks Frogs Total A 24 26 50 B 34 16 50 Total 58 57 100 What is the probability a fan that roots for the Frogs is from State B?The relative frequency of data values that lie within the range of 30 - 59 in this distribution is frequency 2- 10 -19 20-29 30 -39 40 -49 50-59The probability of getting a certain color candy from a dispenser is shown on the table below: Color Red Blue Yellow Green Probability 0.4 0.3 0.2 0. 1 What is the probability a piece of candy will not be yellow?A company is analyzing the makeup of its employees based on gender and education level. Male Female Row Totals High School 17 23 40 College 34 26 60 Column Totals 51 49 1 = 100 The x2 test statistic when testing the independence of these two factors isThe probability of getting a certain color candy from a dispenser is shown on the table below: Color Red Blue Yellow Green Probability 0.4 0.3 0.2 0.1 What is the probability a piece of candy will be blue or green?A test is conducted on a new drug treatment to improve patient's knee flexibility. The scores of the 9 subjects before and after the new treatment are given on the table. After 58 55 68 66 61 69 58 62 57 Before 54 53 43 58 42 58 44 50 52 What is the 95% confidence interval for the improvement of test scores after the new treatment is given to the patients
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