After 2 months of living at his new apartment, henry had 2 cats. six months later henry still had 2 cats. which of the graphs below models henry's car population?

Describe in detail how you would construct a 95% confidence interval for a set of 30 data points whose mean is 20 and population standard deviation is 3. be sure to show that you know the formula and how to plug into it. also, clearly state the margin of error.

Reagan lives five miles farther from school than vanessa lives. write an expression to describe how far reagan lives from school

Madeline takes her family on a boat ride. going through york canal, she drives 6 miles in 10 minutes. later on as she crosses stover lake, she drives 30 minutes at the same average speed. which statement about the distances is true?