If Karen spoke to the manager 32 times in the past week and Bob has talked to the CEO 76 times, how many times did they speak to an associate all together?

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.

What term makes it inconsistent y=2x - 4

Factor the expression using gcf 9b+45