Consider the scatter diagram below: 200 150 100 20 40 60 80 100 X This most likely illustrates the problem of heteroskedasticity serial correlation multicollinearity homoskedasticity D Question 10 3 pts Which of the following would result in the narrowest (smallest) confidence interval? large sample size and 95-percent confidence large sample size and 99-percent confidence small sample size and 95-percent confidence. small sample size and 99-percent confidence