Answer:
2.861
Step-by-step explanation:
What is the value of the t score for a 99% confidence interval if we take a sample of size20? Thus, the t-score for a 99% confidence interval for sample size 20 is 2.861.
Answer:
4
Step-by-step explanation:
N/A
Answer:

Step-by-step explanation:

Answer:
知りません
Step-by-step explanation: