Answer:
The standard error of the mean = 5.14 mins
Step-by-step explanation:
Number of random sample (n) = 20
Mean(X) = 31.25 mins
Standard deviation (α) = 23.7 mins
Standard error of mean =
standard deviation / √sample size
= 23.7/√20
= 23.7/4.4721
= 5.14 mins
Answer:
The input is zero, the output is -1
Step-by-step explanation:
We want to know the y value when the x value is zero
When x =0, y = -1
The input is zero, the output is -1
Answer: its yes
Step-by-step explanation:
Answer:

Step-by-step explanation:
Given,
Side of the square

Therefore, area of the square = side × side


