2.10 is the answer to the nearest 10th
Combine like terms, find greatest common factors, and reduce fractions
Answer: 7/25-1/25i
Step-by-step explanation:
Answer:
Test statistic,
(to 3 dp)
Step-by-step explanation:
Deviation, d = x -y
Sample mean for the deviation


Standard deviation: 


SD =2.93
Under the null hypothesis, the formula for the test statistics will be given by:

