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The common fruit fly (Drosophila melanogaster) is used frequently in biology exp

ID: 3202861 • Letter: T

Question

The common fruit fly (Drosophila melanogaster) is used frequently in biology experiments. The fly's wings can be curly or flat, and its eyes can be white, red, or brown. One researcher counted the following numbers and types of flies in her lab: For the questions la le, be sure to write the probability statement and then solve the problem. What is the probability of picking a fly with red eyes? What is the probability of picking a fly with brown eyes and flat wings? What is the probability of a red-eyed fly having curly wings ? What is the probability of picking a red-eyed or a flat-winged fly? What is the probability of a flat-winged fly NOT having brown eyes? Create an appropriate graph with the above data. Be sure to include all necessary labels, titles, and keys

Explanation / Answer

WHITE

RED

BROWN

TOTAL

CURLY

0

7

2

9

FLAT

3

19

11

33

TOTAL

3

26

13

42

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e)

WHITE

RED

BROWN

TOTAL

CURLY

0

7

2

9

FLAT

3

19

11

33

TOTAL

3

26

13

42