WERA GRAPHICAL DISPLAY OF DATA KATHY DORNHECKER AND KAREN HALL OSPI MATHEMATICS SPECIALISTS DECEMBER 1, 2004.

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Presentation transcript:

WERA GRAPHICAL DISPLAY OF DATA KATHY DORNHECKER AND KAREN HALL OSPI MATHEMATICS SPECIALISTS DECEMBER 1, 2004

NEW AT GRADE 3 Pictograph: A graph that uses pictures or symbols to compare data. Each picture may represent one data value. A graph that uses pictures or symbols to compare data. Each picture may represent one data value.

Third Graders’ Favorite Fruits Types of Fruit Number of Students ApplesOrangesBananasKiwis = 1 student KEY :

Bar Graph: A graph that uses the height or length of solid bars to represent numbers and compare data. A graph that uses the height or length of solid bars to represent numbers and compare data.

Third Graders’ Favorite Fruits Apples Oranges Bananas Kiwis Types of Fruit Number of Students

NEW at GRADE 4 Pictograph: A graph that uses pictures or symbols to compare data. Each picture may represent one to many data values.

Fourth Graders’ Favorite Fruits Types of Fruit Number of Students ApplesOrangesBananasKiwis Key: = 5 Students

Line Plot: A graph that shows the frequency of data on a number line.

HOURS OF TELEVISION WATCHED Time (Hours)

NEW at GRADE 5 Circle Graph: A graph that uses a divided circle to show pictorially how a total amount is divided. A graph that uses a divided circle to show pictorially how a total amount is divided.

FIFTH GRADERS’ FAVORITE FOOD BRUSSEL SPROUTS MASHED POTATOES PIZZA 25 ICE CREAM FRUIT BAGELS

New at Sixth Grade Histogram A bar graph that uses two scales, one for equally spaced intervals (replaces categories) and one for frequencies. A bar graph that uses two scales, one for equally spaced intervals (replaces categories) and one for frequencies.

LEAF LENGTH ( cm) Frequency LENGTH OF BIG LEAF MAPLE LEAVES

Line Graph A graph that uses one or more lines to show changes in data when there is a numeric value associated with equally spaced points along a continuous number scale. A graph that uses one or more lines to show changes in data when there is a numeric value associated with equally spaced points along a continuous number scale.

TEMPERATURE FOR SAND GULCH, CA TIME SINCE 6:00 AM (hr) TEMPERATURE (DEGREES F)

New at Seventh Grade Stem-and-Leaf Plot: A graph that organizes data from least to greatest using the digits of the greatest place value to group data A graph that organizes data from least to greatest using the digits of the greatest place value to group data

STEM LEAF AGES OF MY NEIGHBORS 2|3 represents 23

Box-and-Whisker Plot: A graph that displays the median, quartiles, and outliers of a set of data. Also called a box-plot. A graph that displays the median, quartiles, and outliers of a set of data. Also called a box-plot.

MASS OF GUINEA PIGS MASS (g)

Scatter Plot: A graph consisting of points, one for each item being measured. The two coordinates of a point represent the measures of two attributes of each item. A graph consisting of points, one for each item being measured. The two coordinates of a point represent the measures of two attributes of each item.

SEVENTH GRADERS IN MR. HODGMAN’S CLASS SLEEP PER NIGHT (hr) MATHEMATICS TEST SCORES (MEAN)