Express each conclusion clearly...

A manufacturer of electronic pencils takes a sample of 1,200 pencils and finds 8 defective ones.

1. Use a 95% confidence interval to determine if there is evidence to support the idea that the proportion of defectives is less than 1%. Conclude and explain what the confidence interval means.

2. If we wanted to use a single queue interval, what would it be?

3. Would it make sense to use a single queue interval? Explain.

PLEASE HELP, I NEED TO STUDY FOR MY TEST.