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week 8 - MAT Ch 8-9 test

# week 8 - MAT Ch 8-9 test - range =.20 7 What real number...

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Ch. 8-9 Cumulative Test Assignment Due Week 8 – Day 7 Post to your Individual Forum Show your work where possible 1. The weather in Cut Bank, Montana over the last 7 days was as follows: Rain, sunny, cloudy, rain, sunny, rain, rain What type of weather was the mode? rain 2. To pass Statistics, you must have a mean score of 70 on six quizzes. So far your scores are 65, 78, 72, 66, and 71. How many points must you score on the final Statistics quiz in order to pass the course? 68 3. A. What is a graph? a diagram that represents the connection between two or more things. B. Name two types of graphs. bar graph and line graph 4. Find the min and max of the following set of numbers: 7, 2, 5, 7, 1, 4, 5, 8, 9, 8, 8 min: 1 max: 9 5. Find the median of the following set of numbers: 0.26, 0.28, 0.21, 0.18, 0.20, 0.30, 0.24, 0.24, 0.25, 0.10 .10, .18, .20, .21, .24, .24, .25, .26, .28, .30 .24 x .24 = .48/2 = .24 6. Find the range of the following set of numbers: 0.10, 0.25, 0.24, 0.24, 0.30, 0.20, 0.18, 0.21, 0.28, 0.26 range = .30 - .10

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Unformatted text preview: range = .20 7. What real number represents an increase in production of 12,500 units? (+12,500) 8. What is the difference between Natural Numbers and Whole Numbers? Natural numbers are when you count things (1,2,3), whole numbers is when you a 0 to the natural numbers (0,1,2,3) 9. Evaluate: The absolute value of 5, minus the absolute value of -5. 10. Add.-3.5 + (-2.6) = -6.1 11. Evaluate and round to the nearest tenth. 5.3297 + 4.1897 + (-3.2869) = 6.3 12. Subtract. 3 – (-10) = 13 13. Subtract. 14.3 – 25.5 = -11.2 14. Multiply. (-1.5)(-20) = 30 15. Multiply. (-1/2)(4/3)(-6) = 4 16. Evaluate.-6(12 – 9) = -18 17. Evaluate.-2(-7 – 3) = 20 18. Perform the indicated operations. [10-6]/[4-4] = No solution or undefined 19. Evaluate the following.-6 x 3 ÷2 – 9 = -18 20. Perform the indicated operations. [(-3) (-5)-3(5-8)] / [4(-8+6)] = -3 -------------------------------------------------------------------------------------------------------------------...
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