Statistics

This past week the students finished up their unit on probability and took their test on Friday. They will be getting their test back on Tuesday of this upcoming week. Please ask your student(s) to see their test and encourage them to do test corrections to ensure that they fully understand the concepts.

This week, the students will begin their unit on statistics discussing different ways to visualize data and analyze data. As the week goes on, ask your student(s) 1 – the difference between bar graphs and line graphs and 2 – what are the different central tendencies.

Challenge Problem Answers:

HW #81 – #19) 4/91; #20) 4/91

HW #82 – #15) 0.9965; #16) a) No, because the favor votes is 58%; b) 2,400 votes

Challenge Wall Solutions:

Problem #14 – The Game of 24: 1, 6, 8, 8

Solutions: [(8-6)+1]8; [(8+1)-6]8

Problem #15 – The Game of 24: 2, 6, 6, 8

Solutions: (8+8)+(6+2), [(8-6)+2]6, (2*6)*(8-6), [(6/6)+2]8

Problem #16 – A One-Hundred Headed Dragon

Solution: 100 heads – yes; 99 heads – no

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