![subject](/tpl/images/cats/mat.png)
Mathematics, 07.04.2020 19:13 kellimcollier8294
For a sample of n=64, the probability of a sample mean being less than 20.5 if u = 21 and sigma = 1.31 is (Round to four decimal places as needed.) Would the given sample mean be considered unusual?
![ansver](/tpl/images/cats/User.png)
Answers: 1
Another question on Mathematics
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 20:00
Ana drinks chocolate milk out of glasses that each holdof a liter. she has of a liter of chocolate milk in her refrigerator. 10 how many glasses of chocolate milk can she pour?
Answers: 2
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 21:50
What additional information is needed to prove that the triangles are congruent using the aas congruence theorem? o lolm o oama o zloa zlma o zlao – zlam
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 22.06.2019 00:30
1. according to the internal revenue service, the mean tax refund for the year 2007 was $2,708. assume the standard deviation is $650 and that the amounts refunded follow a normal probability distribution. a. what percent of the refunds are more than $3,000? b. what percent of the refunds are more than $3,000 but less than $4,000? c. what percent of the refunds are less than $2,000?
Answers: 2
You know the right answer?
For a sample of n=64, the probability of a sample mean being less than 20.5 if u = 21 and sigma = 1....
Questions
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/en.png)
English, 04.02.2021 19:00
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/istoriya.png)
History, 04.02.2021 19:00
![question](/tpl/images/cats/mat.png)
Mathematics, 04.02.2021 19:00
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/istoriya.png)
History, 04.02.2021 19:00
![question](/tpl/images/cats/User.png)
SAT, 04.02.2021 19:00
![question](/tpl/images/cats/mat.png)
Mathematics, 04.02.2021 19:00
![question](/tpl/images/cats/en.png)
English, 04.02.2021 19:00
![question](/tpl/images/cats/mat.png)
Mathematics, 04.02.2021 19:00
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/es.png)
Spanish, 04.02.2021 19:00
![question](/tpl/images/cats/mir.png)
World Languages, 04.02.2021 19:00
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 04.02.2021 19:00