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In a survey of 2306 adult Americans aged 18 and older, it was found that 418 of them have donated blood in the past two years. Construct a 99% confidence interval estimate of the percentage of adult Americans
answered
Jun 14, 2022
Mathematics
college
1
vote
21.1k
views
Please help help helpppp and you will get the brain list
answered
Apr 13, 2022
English
high-school
9
votes
136k
views
Is a society truly free if not all people have the power to make choices?
answered
Mar 14, 2022
English
high-school
3
votes
15.5k
views
Kelly read 30 pages of her 300-page book in 6 hours. At this rate, how long will it take her to read the entire book? (5 points) 6 hours 5 hours 60 hours 30 hours
answered
Dec 28, 2021
Mathematics
college
1
vote
112k
views
In a marathon,90% of runners managed to complete it and 30% where men.if 270 men completed it, how many total runners began the marathon
answered
Dec 19, 2021
Mathematics
high-school
2
votes
182k
views
2. The elevator in the Washington Monument takes 75 seconds to travel 506 feet to the top floor. What is the speed of the elevator in miles per hour
answered
Oct 21, 2021
Mathematics
high-school
3
votes
222k
views
Can someone please help me :((
answered
Oct 12, 2021
Mathematics
high-school
6
votes
193k
views
Peter Samuels owns and manages his single-member LLC that provides a wide variety of financial services to his clients. He is married and will file a joint tax return with his spouse, Amy. His LLC reports
answered
Jul 13, 2021
Business
high-school
3
votes
168k
views
Calculate the mass of Na2O that can be produced by the chemical reaction of 4.0 grams of sodium with excess oxygen in the reaction. 4NA + O2 ⟶ 2Na2O
answered
Apr 24, 2021
Chemistry
college
1
vote
222k
views
Do political science classes require less writing than history classes? The 55 randomly selected political science classes assigned an average of 16.3 pages of essay writing for the course. The standard
answered
Mar 18, 2021
Mathematics
college
5
votes
87.1k
views
Which expression is equal to (1.5)3? Select all that apply
answered
Feb 28, 2021
Mathematics
high-school
3
votes
158k
views
Which belief is NOT declared in the Shahadah? A Jesus is the savior. B Muhammad is the messenger of God. C monotheism (belief in one God) D There is no god but Allah.
answered
Feb 18, 2021
History
high-school
2
votes
190k
views
What is true about the most important words of a sentence? They are the most complicated words. They are mainly at the beginning of the sentence. They can usually be counted on the fingers of one hand.
answered
Oct 8, 2020
English
high-school
2
votes
10.6k
views
A package is dropped from a helicopter that is descending steadily at a speed v0. After t seconds have elapsed, consider the following. (a) What is the speed of the package in terms of v0, g, and t? (Use
answered
Oct 5, 2020
Physics
college
5
votes
118k
views
Can you guys help me out
answered
Jun 17, 2020
Mathematics
middle-school
4
votes
77.7k
views
Is cos theta=cos(-theta)
answered
Jun 17, 2020
Mathematics
middle-school
5
votes
127k
views
Which battle was an attempt by a Loyalist militia to retake North Carolina? the Battle of Moore's Creek Bridge the Battle of Kings Mountain the Battle of Eutaw Springs the Battle of Yorktown O Idk
answered
Mar 1, 2020
History
middle-school
2
votes
35.8k
views
Which feature or property of water allows plants to draw liquid water up from their roots? Water heats up and releases heat slowly. Water molecules connect through hydrogen bonds. Molecular polarity allows
answered
Jan 11, 2020
Biology
high-school
2
votes
120k
views
What’s the inverse of -2 and 6 please help
answered
Dec 27, 2019
Mathematics
middle-school
5
votes
184k
views
The suggestive meanings or atmospheres of a word are its inflections.
answered
Sep 26, 2019
English
high-school
3
votes
41.9k
views
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