What is the value of H? Complete the table. Class Frequency Lower Boundary (LB) Interval 70-76 15 63-69 157 A 56-62 304 49-55 508 42-48 357 35-41 156 G 28-34 84 21-27 59 14-20 17 7-13 8 ú= N= Class Mark (X) B H EX с E I
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- THE FF. WERE THE RESULTS OF THE EXAMINATION CONDUCTED FOR GRADUATING STUDENTS. FIND THE RANGE (USE THE EXACT ANSWER) SCORE INTERVAL 91-100 5 95.5 65 81-90 5 85.5 60 13 75.5 55 61-70 12 65.5 42 51-60 71-80 41 - 50 31-40 f xhelpInterpret the graph. Is there a linear relationship between angle of rotation and reaction time? Describe the relationship.What is the mode of the set of data? Complete the table. Class Frequency Lower Boundary Class Mark EX Interval (X) (LB) 70-76 15 63-69 157 A 56-62 304 B 49-55 508 C 42-48 357 35-41 156 G 28-34 84 E 21-27 59 H 14-20 17 7-13 8 ú= N=Test Score The following scatter plot shows data on stress scores before a math test and the math test scores for seven students Scatterplot of Test Score vs Stress Score 100 90 Regression fit, Test Score = 107.1 - 5.207 Stress Score R-Sq = 741% 30 !! 70 60Given the information, fill in the blanks. Visitors Frequency Cummulative Frequency Cumulative Relative Frequency 0-199 6 200-299 13 300-399 14 400-499 44 500-599 18 600-699 7Letter Definitions/descriptions A A variable which depends on another B A variable that does not depend on another C A set of values that can be counted, e.g., number of people, number of cars, etc. D Values that you can measure, e.g., height, weight, temperature, etc.Evan is investigating how long his phone's battery lasts (in hours) for various brightness levels (on a scale of 0-100). His data is displayed in the table and graph below. Brightness Level (x) 17 26 30 35 36 37 45 94 Hours (y) 6.7 5.9 5.8 4.5 6.8 6.1 3.8 2.1 10203040506070809010011012345678910-1Brightness LevelHours a) Find the equation for the line of best fit. Keep at least 4 decimals for each parameter in the equation. b) Interpret the slope in context. Evan should expect -0.0604 hours per brightness level. Evan should expect -0.0604 brightness level per hour. c) What does the equation predict for the number of hours the phone will last at a brightness level of 36? hoursRecommended textbooks for youMATLAB: An Introduction with ApplicationsStatisticsISBN:9781119256830Author:Amos GilatPublisher:John Wiley & Sons Inc
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