Grade 8, Vol 2 Math Student Handbook

Sessions 21 & 22 (cont.) Math: Statistics & Probability: Graphs

Where Math Gets Real

Where Math Gets Real

Drawing a Circle Graph

Where Math Gets Real

YOUR TURN ✎ Find the missing totals to complete the table data. Then set up your proportions to find the appropriate number of degrees for each slice of your circle graph. The circles to the right have 24 slices marked in 15° increments. Use that to estimate sector sizes (or a protractor) to complete the circle graphs.

TITLE: _____________________________________________________

Where Math Gets Real

*with white behind logo

1. A school system surveys its students about the types of communities they live in (urban, suburban, or rural).

TYPES OF COMMUNITIES

NUMBER OF STUDENTS

Urban

932

Suburban

3,029

Rural

699

TOTAL

TITLE: _____________________________________________________

2. A zoo counts the number of mammals it houses.

MAMMAL ORDER NUMBER OF ANIMALS Artiodactyla 80 Carnivora 39 Chiroptera 84 Marsupiala 24 Monotremata 45 Primate 76 Rodentia 102 TOTAL

Fake News, Fake Data > GRAPHING DATA, p. 2

66 Sessions 21 & 22

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