Answer:
x=4
Step-by-step explanation:
If you plug this in, you get 3(4-2)2=12. Simplify to 3 times 2 times 2, which equals 12. Stay Safe and Have a Magnificent Day!!!!!!;):)
Answer:
Step-by-step explanation:
Given that confidence level is 95% and sample mean is within 10 minutes of the population mean. i.e. margin of error = 10
Std deviation of population= 211 minutes
Margin of error = Z critical * std error
Std error = sigma/sq rt n =
Hence we have
\frac{211}{\sqrt{n} }
The minimum sample size is 1710
a) There may not be 1,809 computer users to survey
Answer:
5,670
Step-by-step explanation:
how do you solve 135x42? (step by step please)
Answer :
= 135 x 42
= 5,670
3(x - 25) < $100. We're not req'd to solve this.
Answer:
aaaaa
Step-by-step explanation: