Answer:
To answer it, you need to take the number which is after the square root symbol and find its factors. If any of its factors are square numbers (4, 9, 16, 25, 36, 49, 64 and so on), then you can simplify the square root.
Step-by-step explanation:
There a 4 quarts in 1 gallon, so he will fill and empty the container 20 times.
Answer: -4, -3, 0, 2
Step-by-step explanation:
Answer: 10
Step-by-step explanation:
The formula used for standard error is :-
, where is population standard deviation and n is the sample size.
Given: n = 4
Then, the difference would expected between the sample mean and the population mean will be :
Hence, the expected difference between the sample mean and the population mean = 10