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Biology, 11.09.2019 03:20 emilyphillips1681

7. kayla wanted to find out what shampoo made her hair the shiniest. everyday she was
hair with different shampoos and then rated how shiny her hair was, on a scale from
used pantene, herbal essences, l'oreal, and just water.
a. independent variable (iv):
b. dependent variable (dv):
c. constants:
d. experimental group:
e. control group:

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7. kayla wanted to find out what shampoo made her hair the shiniest. everyday she was
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