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The 6 participants in a 200-meter dash had the following finishing times (in seconds): 27, 28, 27, 25, 24, 31 Assuming that these times constitute an entire population, find the standard deviation of the
answered
Oct 11, 2021
Mathematics
high-school
2
votes
149k
views
What nation do you believe is the greatest concern to the USA? Why?
answered
Aug 28, 2021
History
high-school
5
votes
131k
views
What affected the courses offered at colleges and universities created for African Americans? A. Many students did not have the money to pay for books. B. Many students had to earn a living while they
answered
Jun 25, 2021
History
middle-school
6
votes
84.0k
views
What form does the radiation that is used to treat cancer take? SOS alpha particles photons beta particles neutrons
answered
Apr 30, 2021
Biology
college
2
votes
69.6k
views
In what way does a deductible help an insurance company?
answered
Apr 28, 2021
Business
high-school
1
vote
102k
views
The lower a county's economic development, the A) higher the literacy rate. B) higher the cost of living. C) higher costs of education. D) lower the infant mortality rate.
answered
Mar 21, 2021
History
middle-school
3
votes
49.7k
views
A tour group has $200 to but train tickets. Each ticket cost $10. How many train tickets can the group by?
answered
Jan 28, 2021
Mathematics
high-school
4
votes
4.7k
views
Sodium metal reacts violently with water in highly exothermic reaction. 2 Na(s) + 2 H2O(l) --> 2 NaOH(aq) + H2(g) ΔHrxn = –368.6 kJ What is the amount of ΔHrxn when 6.00 moles of NaOH is produced from
answered
Jun 30, 2020
Chemistry
college
2
votes
98.7k
views
What is 3 to the 2nd power
answered
Mar 11, 2020
Mathematics
middle-school
3
votes
156k
views
Explain the importance of oral reading in the home.
answered
Jan 11, 2020
English
middle-school
4
votes
176k
views
Charles Ives was a prolific composer earning his living from his many well-loved classical pieces based on American themes such as baseball and the Fourth of July holiday. A)True B)False
answered
Oct 27, 2019
Arts
high-school
2
votes
84.4k
views
How do the properties of buffered and unbuffered solutions compare?
answered
Jun 21, 2019
Chemistry
high-school
4
votes
231k
views
The diagram below shows the atoms involved in forming table salt. Which statement best describes what happens next ? A) Sodium becomes an anion by losing an election to chlorine. B) Chlorine become a cation
answered
May 22, 2019
Chemistry
middle-school
3
votes
9.8k
views
30 Points Please Help :D 1. Eurycleia faithful servant who recognizes Odysseus because of a scar on his leg 2. Philoetius the worst of the suitors 3. Leodes the first of the suitors to try the bow; also
answered
Jan 10, 2019
History
high-school
4
votes
70.2k
views
PLEASE HELP ME I'V BEEN STUCK ON THIS A LONG TIME PLEASE HELP A warm front is heading toward Chicago. what type of weather would one expect when it arrives warm and sunny cold and dry cold and rainy warm
answered
Nov 21, 2018
Biology
middle-school
3
votes
13.0k
views
The answer...........
answered
Oct 29, 2018
History
middle-school
2
votes
128k
views
Any has 6 more blue feathers than white. She has 2 more green feathers than blue feathers. Amy has 4 white feathers. How many green feathers does Amy have?
answered
Sep 28, 2018
Mathematics
college
6
votes
133k
views
One liter of a solution ph 9 has how many more hydroxide ions (oh-) than 1 l of a solution of ph 4?
answered
May 19, 2018
Chemistry
high-school
1
vote
77.0k
views
at the beginning of the year the wrong family car had been driven 14539 miles at the end of the year their car had been driven 21844 miles how many miles did the wong family drive their car during that
answered
May 12, 2018
Mathematics
middle-school
4
votes
58.2k
views
If a protein is heated to a high temperature, what do you predict would be the most likely effect on the protein?
answered
Apr 17, 2018
Biology
high-school
5
votes
34.5k
views
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