Question 4 3 pts Which of the following would result in the widest (largest) confidence interval? o small sample size and 95-percent confidence. o large sample size and 99-percent confidence o small sample size and 99-percent confidence o large sample size and 95-percent confidence Question 5 3 pts Consider the following sample of two individuals whose annual earnings are $5,000 and $80,000, respectively. The geometric mean for this sample is: o $42,500 $20,000 o $25,000 O $37,456 Question 6 3 pts A frequency distribution that has negative excess kurtosis is called and compared to a normal distribution with the same mean and variance, it has tails. o leptokurtic; fatter o leptokurtic; thinner o platykurtic; fatter. o platykurtic; thinner