Statistics for X Vocabulary Words Quiz

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Hint	Answer	% Correct
Percussion instrument	Xylophone	96%
Photograph obtained by electromagnetic radiation	X-ray	86%
Mistrust or fear of strangers	Xenophobia	85%
Colorless, odorless gas	Xenon	81%
TV singing competition	X Factor	77%
Famous photocopy machine	Xerox	75%
King of Persia	Xerxes	55%
Greek letter	Xi	51%
Woody plant tissue	Xylem	36%
Brand name of alprazolam	Xanax	35%
Summer palace of Kublai Khan	Xanadu	34%
University in Cincinnati, OH	Xavier	34%
Polysaccharide used as a food additive	Xanthan gum	15%
Former monetary unit of Vietnam	Xu	12%
Webcomic created by Randall Munroe	xkcd	8%
Instrument for measuring color of sea or lake water	Xanthometer	2%