2. The hypothesis would be; Blackouts are caused by vasovagal reflex
(what happens when a needle needs to be inserted into the skin to draw blood).
3. The independent variable would be the vasovagal reflex.
4. The dependent variable would be the percentage of blackouts caused
by vasovagal reflex the independent variable.
Some common words found in the essay are: Staff Writer, , vasovagal reflex, caused vasovagal reflex, caused vasovagal, blackouts caused, blackouts caused vasovagal, low blood sugar, tests people blackout, low blood, twenty percent, dependent variable, people blackouts, sixty percent, fainting spells, independent variable, Approximate Word count = 290 Approximate Pages = 1 (250 words per page double spaced)