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Three M’s
Data Analysis
Gr. 6 Stuff
Brain
Teaser
Mental Math
$100 $100 $100 $100 $100
$200 $200 $200 $200 $200
$400 $400 $400 $400 $400
$600 $600 $600 $600 $600
$1000 $1000 $1000 $1000 $1000
This is
Jeopardy!
By:
Mr. Butt
Grade 7
Math
Answer
Seven Faces
- Two on the back
- Two on the bottom
- One on the end
- Two where the blocks meet
Brainteaser$400
Will a square carpet with an area of
10 000 mm2
fit into this classroom which has an area of 9.6 m2?
Brainteaser$600
Which would give you more money by the end of one week:
Three dollars the first day and double the amount each succeeding day
OrTwo dollars the first day and triple the
amount each succeeding day
Mental Math$200
What three dimensional shape has six faces, 8 vertices, and 12
connecting lines?
(4 seconds to answer)
Daily Double
Identify the Values that are missing from the following set of numbers:
24, ___, 48, 60, ___, 84
(5 Seconds to Answer)
Answer
Method A: Reduction Method B: Factor Tree
100 ÷ 2 = 50 100
50 ÷ 2 = 25 = 2 x 50
25 ÷ 5 = 5 = 2 x 2 x 25
5 ÷ 5 = 1 = 2 x 2 x 5 x 5
The Prime Numbers of 100 are 2 and 5
Data Analysis$100
0
50
100
150
200
250
300
350
hot dogs french fries candy
Day 1
Day 2
The Concession item that increased the most in sales by the second day.
Data Analysis$200
Canteen Selections by Gr. 7 Students
French Fries
Chips
Oranges
Hot Dogs
Which fruit item is eaten the most by grade seven students?
Data Analysis$400
Average NFL Quarterback Passing Yards By Quarter
0102030405060
1st Qtr 2ndQtr
3rd Qtr 4th Qtr
Quarter
Yar
ds Brett Favre
Tom BradyJoe Montana
Which “quarter” of a typical NFL football game do quarterbacks pass the least?
Data Analysis$600
NHL Goals Scored by Period
1st Period
2nd Period
3rd Period
During which period in a typical NHL game are most goals scored?
Answer
~ 56 Police Officers (1993, 2000)
Rem: Mode means most frequently occurring value. Since no other number was repeated 56 must be the mode.
Three M’s$100
These three forms of average are used in data analysis but do not mean the same thing, nor are they calculated the same manner. In some cases they all equal the same value.
Three M’s$200
A shoe salesman is given the mean, the median, and the mode average of shoe sizes for a grade seven classroom. Which average is most useful to the salesman?
Answer
Place the data in order from smallest to largest. The value found in the middle of this list is the “median average” of the set.
5, 9, 12, 12, 13, 21, 32
The “median average” of this set is “12”.