10! / (!2 * 8!) = '10 choose 10 choose 8
Answer:
7/8
Step-by-step explanation:
Answer:
The smallest sample size to satisfy the conditions is n=500.
Step-by-step explanation:
The condition for performing the inference related to the sample size is that, for all the categories, the expected success and failures in the sample are at least 10:

The largest sample size required will be for the minimum p or (1-p).
This happens to be the proportion that can play other instruments: 2%.
Then, we can calculate the minimum sample size as:

Answer:
log 0 is undefined. It's not a real number, because you can never get zero by raising anything to the power of anything else
Step-by-step explanation:
I'm sorry it did not help
It's right there in the question, staring back at you. " /100 " means "percent". "20/100" means "20 percent".