![subject](/tpl/images/cats/mat.png)
Mathematics, 26.07.2019 01:30 chino54
Any ancient tombs were cut from limestone rock that contained uranium. since most such tombs are not well-ventilated, they may contain radon gas. in one study, the radon levels in a sample of 12 tombs in a particular region were measured in becquerels per cubic meter left parenthesis bq divided by m cubed right parenthesis. for this data, assume that x overbarequals3 comma 440 bq divided by m cubed and sequals1 comma 226 bq divided by m cubed. use this information to estimate, with 95% confidence, the true mean level of radon exposure in tombs in the region. interpret the resulting interval.
![ansver](/tpl/images/cats/User.png)
Answers: 1
Another question on Mathematics
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 14:50
Alength on a map is 7.5 inches. thescale is 1 inch: 5 miles. what is theactual distance? a 1.5 miles c 12.5 milesb 2.5 miles d 37.5 miles
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 19:30
Ann and betty together have $60 ann has $9 more than twice betty’s amount how much money dose each have
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 19:30
Atemperature of 1.64◦f corresponds to answer in units of ◦c.
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 22.06.2019 00:00
The width of a rectangle is half as long as the length. the rectangle has an area of 18 square feet. what are the length and width of the rectangle?
Answers: 1
You know the right answer?
Any ancient tombs were cut from limestone rock that contained uranium. since most such tombs are not...
Questions
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 19.01.2021 02:00
![question](/tpl/images/cats/mkx.png)
Arts, 19.01.2021 02:00
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/fizika.png)
Physics, 19.01.2021 02:00
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 19.01.2021 02:00
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 19.01.2021 02:00
![question](/tpl/images/cats/mat.png)
Mathematics, 19.01.2021 02:00
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mir.png)
World Languages, 19.01.2021 02:00
![question](/tpl/images/cats/biologiya.png)
Biology, 19.01.2021 02:00
![question](/tpl/images/cats/mat.png)
Mathematics, 19.01.2021 02:00