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Tensile-strength tests were carried out on two different grades of wire rod. Grade 1 has 10 observations yielding a sample mean of 1085 and a standard deviation of 52. Grade 2 has 15 observations yielding
answered
Apr 19, 2021
Mathematics
college
4
votes
216k
views
The United States government agency that helps maintain healthy ecosystems is the __________. A) Alliance to Save Energy B) American Council for an Energy Efficient Economy C) Federal Environmental Protection
answered
Jan 5, 2021
Biology
college
6
votes
111k
views
How did Hitler justify his actions against other races?
answered
Dec 24, 2020
History
middle-school
3
votes
191k
views
essay which defines the concept of Manifest Destiny address the major factors which contributed to US territorial expansion in the late 1840s. What were the ramifications of Manifest Destiny on the continent
answered
Sep 16, 2020
History
high-school
1
vote
58.6k
views
Two sound waves, A and B, are traveling at the same speed. Wave A has a wavelength of 50 cm and a frequency of 7000 Hz. Wave B has a frequency of 3500 Hz—half the frequency of Wave A. What is Wave B’s
answered
Jul 17, 2020
Physics
middle-school
1
vote
31.5k
views
Why did the Minoans drink goat's milk? They thought their gods drank it. They thought uncivilized people drank cow's milk. They did not have cows. They only had goats.
answered
Jun 28, 2020
History
college
4
votes
184k
views
Which theoretical probabilities are equal to 1/3? Check all that apply. rolling an even number on the first roll landing on a star space on the first roll landing at Cat Town on the first roll not landing
answered
Feb 14, 2020
Mathematics
high-school
1
vote
86.9k
views
Careful observations of the similarities and differences between living organisms allow us to _____them for study Multiple answers
answered
Jan 19, 2020
Biology
middle-school
4
votes
227k
views
Explain what could happen to the community if all the frogs suddenly died
answered
Jul 3, 2019
Biology
high-school
4
votes
31.2k
views
Please help :D is this inequality true or false for the given value 46 <12a + a/2 if a = 4
answered
Jun 23, 2019
Mathematics
middle-school
1
vote
46.4k
views
Which persuasive technique is being used in this text Everyone's loving it?
answered
Apr 6, 2019
English
middle-school
5
votes
116k
views
What are three Differences that you could think of for a sweet sixteen and Quinceañera
answered
Jan 27, 2019
Spanish
middle-school
2
votes
44.9k
views
In the diagram below, and are tangent to O. Which expression gives the measure of XYZ? How do I access open study's on brainy A. (245 + 115) B. (245 - 115) C. 245 - 115
answered
Dec 16, 2018
Mathematics
middle-school
2
votes
180k
views
Which method would be BEST to use to factor the polynomial 2x7 – 4x6 – 70x5?
answered
Dec 15, 2018
Mathematics
college
3
votes
143k
views
A rope is pulling a sled is sloped at 25 degrees upward at the point of contact. The tension in the rope is 40.0N. What is the horizontal component of the force.
answered
Aug 11, 2018
Physics
high-school
5
votes
80.0k
views
The scenic designer for the broadway production of "the lion king" was:
answered
Mar 5, 2018
Arts
high-school
4
votes
52.2k
views
Which statement is true about both Thurgood Marshall and Mohandas Gandhi? A. Both were appointed to their country's Supreme Court. B. Both took on the British government. C. Both battled segregation in
answered
Feb 16, 2018
English
middle-school
3
votes
194k
views
What does the word dismantle mean?
answered
Jan 1, 2018
English
high-school
6
votes
181k
views
True or False. Deserts are only found near the equator.
answered
May 17, 2017
Geography
high-school
7
votes
141k
views
Write 1 ft. 7 in. in inches.
answered
Mar 29, 2017
Mathematics
high-school
6
votes
62.1k
views
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