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MTH 157 Ch. 8 Checkpoint - this world is better off without...

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Section 8.1 4.) a.) 1,1,1,1,1,1,1,2,2,2,2,2,2,3,3,3,3,3,4,4,4,5,6,6,7,7,7,7,7,8,9,9,9,10,10,11,11,12,12,13,14,14,18, 19,21,21,22,30 b.) 6 -1’s, 6 -2’s, 5 -3’s, 3 -4’s, 1 -5, 2 -6’s, 5 -7’s, 1 -8, 3 -9’s, 2 -10’s, 2 –11’s, 2 -12’s, 1 - 13, 2 -14’s, 1- 18, 1 -19, 2 -21’s, 1 -22, 1 -30 c.) d.) 6.) 20.) Section 8.2 2.) 6.) 70, 15 Section 8.3 2.) mean – 11.8 Median - 12 Mode - 15 Midrange - 17 8.) a.) mean- 80; median- 85; mode-80 b.) median c. ) 100, not reasonable 12.) range-588; variance-84 26.) $ .74 cents 34.) Section 8.4 6.) There is misuse of the phrase, “twice as clean”. Either something is clean or it is not. 12.) Chapter 8 Review 6.) There are many that feel there should be guns and then there are others that think people and
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Unformatted text preview: this world is better off without the guns. This will be biased because there a two different phone lines that are involved. 10.) a.) b.) c.) 14.) I would take the greatest median life. It means it will occur the most often and last the longest. One standard that relates to the work for the week comes from prek-2 where the students sort and classify objects based on their attributes. This relates to this week’s work because we identified material from the assignment and put it into a line plot or some other form of graph. The other standard comes from grades 3-5, where the students analyzed data based on interest. This is related to our work because we analyzed data to find the mode, mean and median....
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