Answer:
-0.462
Step-by-step explanation:
The null hypothesis is:
The alternate hypotesis is:
Our test statistic is:
In which X is the sample mean, is the population mean(the null hypothesis), is s is the standard deviation of the sample.
In this problem:
So
So the correct answer is:
-0.462
Answer:
9
Step-by-step explanation:
(2)2 + 5 = 4 + 5 = 9
Answer:
the correct answer is b.mean is greater than median
Step-by-step explanation:
i got the answer on usatestprep hope it helps:)
Answer:
Step-by-step explanation:
Take the beginning number and add or subtract each transaction to get a new balance. For example,
349.45
- 23.42 = 326.03
- 14.95 = 311.08
+ 276.50 = 587.58
- 219.93 = 367.65
- 76.84 = 290.81
You can turn it into a fraction 326/1000 and simplified is 163/500
also in scientific notation which is 3.26 x 10^-1