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State of K helps you answer any empirical question.
You gather the relevant studies. Our AI will help you understand their answer.
How it Works
IN THE NEWS - COVID-19
Does a surgical (non-N95) mask reduce the risk of contracting viruses that cause respiratory disease?
22 Studies
(1981 to 2017)
Couldn't identify answer
No
Yes
Is it easy for people to wear a respirator correctly?
5 Studies
(1996 to 2013)
Couldn't identify answer
No
Yes
Do cloth masks reduce the risk of contracting viruses that cause respiratory disease?
5 Studies
(2008 to 2020)
Couldn't identify answer
No
Yes
POPULAR
Do police body cameras reduce use of force by the police?
15 Studies
(2013 to 2019)
Couldn't identify answer
No
Yes
How do I overcome my fear of childbirth?
25 Studies
(1998 to 2018)
Lit. review
Highly regarded source
No info
Does money invested in a US stock index fund have at least a 95% chance of lasting for 30 years at an annual withdrawal rate of 4% (excluding taxes a…?
18 Studies
(1994 to 2018)
Couldn't identify answer
No
Yes
Is there a consensus among scientists that human activity is causing climate change?
11 Studies
(2004 to 2015)
Couldn't identify answer
No
Yes
Do undocumented immigrants commit more crime than native-born Americans?
10 Studies
(2008 to 2018)
Couldn't identify answer
No
Yes
IN THE NEWS - COVID-19
Does a surgical (non-N95) mask reduce the risk of contracting viruses that cause respiratory disease?
22 Studies
(1981 to 2017)
Couldn't identify answer
No
Yes
Is it easy for people to wear a respirator correctly?
5 Studies
(1996 to 2013)
Couldn't identify answer
No
Yes
Do cloth masks reduce the risk of contracting viruses that cause respiratory disease?
5 Studies
(2008 to 2020)
Couldn't identify answer
No
Yes
POPULAR
Do police body cameras reduce use of force by the police?
15 Studies
(2013 to 2019)
Couldn't identify answer
No
Yes
How do I overcome my fear of childbirth?
25 Studies
(1998 to 2018)
Lit. review
Highly regarded source
No info
Does money invested in a US stock index fund have at least a 95% chance of lasting for 30 years at an annual withdrawal rate of 4% (excluding taxes a…?
18 Studies
(1994 to 2018)
Couldn't identify answer
No
Yes
Is there a consensus among scientists that human activity is causing climate change?
11 Studies
(2004 to 2015)
Couldn't identify answer
No
Yes
Do undocumented immigrants commit more crime than native-born Americans?
10 Studies
(2008 to 2018)
Couldn't identify answer
No
Yes
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