1. No, it is not a valid inference because her classmates do not make up a random sample of the students in the school
2. 80 students
3. 696 students
4. Yes, this is a valid inference because she took a random sample of the neighborhood
Answer:
Step-by-step explanation:
The standard deviation (SD) can be defined as a entity that measures the amount of dispersion for a set of data from the mean, while the standard error of the mean (SEM) measures the magnitude of deviation of the sample mean of the data from the true population mean.
3/5 = 6/10 (multiply 2 to top and bottom to get 6/10)
There are 6 1/10ths, so the answer is 6 sections
hope this helps :D
A line has 0 endpoints and extends forever in 2 directions and a point has 1 endpoint and extends forever in 0 directions.
Division is repeated subtraction, just like multiplication is repeated addition. If you divide 50 by 10, you get 5. This is also the question: How many times do you have to subtract 10 from 50 to get 0?
