Answers by Yufei Zhao
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Answers by Yufei Zhao

Answers by Yufei Zhao
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1. Researchers at Jacksons Hospital asked 40 randomly selected patients about their sleep habits. Sixteen reported sleeping 8 hours or more each night. If there are 700 patients in the hospital, estimate
answered Jan 1, 2019
4 votes
135k views
Writing good business English means you _____. should state your purpose first use short sentences use short words all of these
answered Sep 20, 2018
1 vote
120k views
The effect of _______ on _______ was vividly demonstrated in zimbardo’s (1971) classic study of a simulated prison.
answered Jun 10, 2018
7 votes
195k views
Which best explains how the mockingbird in "Pilgrim at Tinker Creek" kept from crashing to the ground? A. It pulled out the dive at the last minute B. It swerved and landed in a soft shrub C. It caught
answered Jun 5, 2018
4 votes
121k views
I need an explanation
answered Mar 27, 2018
4 votes
46.4k views
Which group of invaders were descendants of the huns, fought on horseback, and invaded europe from the east?
answered Feb 1, 2018
4 votes
83.4k views
A person with a panic disorder: A. is usually also depressed. B. has sudden flashbacks of a bad incident. C. feels anxious all of the time. D. has sudden attacks of anxiety.
answered Jan 18, 2018
3 votes
133k views
Which of the following is not an example of a chemical change? Food digesting Water evaporating A car rusting An egg cooking
answered Jan 8, 2018
1 vote
57.2k views
Whats y-2=6x+3 in y=mx+b form
answered Sep 20, 2017
7 votes
78.0k views
Tim and Rick both can run at speed vr and walk at speed vw, with vr>vw. They set off together on a journey of distance D. Rick walks half of the distance and runs the other half. Tim walks half of the
answered Jul 18, 2017
7 votes
219k views
A negative number is raised to an even exponent. The result is _____. zero one positive negative
answered Jul 4, 2017
1 vote
205k views
Find the height of a triangle that has an area of 30 square units and a base measuring 12 units.
answered Mar 14, 2017
3 votes
28.2k views
Which part of the sonata does the term "fantasia" refers to?
answered Jan 14, 2017
1 vote
14.7k views
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