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
I cant see ur attached thing
Answer:
0.5
Step-by-step explanation:
Answer:
28/21
Step-by-step explanation:
tan= opposite/adjacent
Answer:
This equation has <u>No Solutions. </u>
Step-by-step explanation:
It is parrel because it has the same x. When equations have the same x it is always parrel or it always has no solutions.
<em>I hope it helps! Have a great day!</em>
<em>Lilac~ </em>
