Vocabulary
Dot Plot
Bar Graph
Circle Graph
Box Plot
100
the difference between the greatest value and least value in a data set.
Range
100
WHAT IS THE MODE
10
100
HOW MANY DAYS OF SNOW IN JANUARY AND FEBRUARY?
20
100
HOW MANY PEOPLE OUT OF 100 OWN CATS?
30
100
WHAT IS THE MEDIAN MATH TEST SCORE?
85
200
(line plot) a number line with marks or dots that show frequency
Dot Plot
200
WHAT IS THE RANGE?
12
200
HOW MANY DAYS OF SNOW WERE THERE TOTAL?
25
200
OUT OF 200 STUDENTS HOW MANY OWN DOGS?
110
200
WHAT IS THE RANGE OF TEST 1?
18
300
sum of the items in a set of data divided by the number of items in the set
Mean
300
HOW MANY PEOPLE SPENT 5 OR MORE HOURS ON HOMEWORK PER WEEK?
8
300
TRUE OR FALSE: 3RD GRADERS LIKE SOCCER AND BASEBALL MORE THAN 4TH GRADERS LIKE SWIMMING AND BASEBALL
TRUE
300
OUT OF 300 STUDENTS, HOW MANY DANCE?
75
300
WHICH BOX PLOT IS MORE SYMMETRICAL?
TEST 1
400
the difference between the upper and lower quartiles in a box plot.
Interquartile Range
400
HOW MANY PEOPLE SPENT 0 to 2 HOURS ON HOMEWORK?
10
400
HOW MANY 4TH GRADERS WERE ASKED ABOUT THEIR FAVORITE SPORT?
80
400
OUT OF 250 PEOPLE, HOW MANY LIKE DODGEBALL?
100
400
WHAT IS THE INTERQUARTILE RANGE FOR GIRLS?
3
500
information collected for reference or analysis
Data
500
WHAT IS THE MEDIAN NUMBER OF HOURS SPENT ON HOMEWORK?
3
500
HOW MUCH MORE RAINFALL WAS THERE IN 2012 THAN IN 2011?
2011 : 400+500+400=1300
2012 : 500+300+600=1400
1400-1300 = 100
500
TRUE OR FALSE : MORE PEOPLE LIKE RUGBY AND BASKETBALL THAN PEOPLE LIKE DODGEBALL
FALSE
500
WHAT IS THE DIFFERENCE BETWEEN THE RANGE OF BOYS AND GIRLS?
GIRLS: 70 - 64 = 6
BOYS: 73 - 61 = 12
12 - 6 = 6