Pleaase help me asap The function f(x) is negative when x<6 and positive when x>6.

As x increases, f(x) always decreases.

The line intersects the x-axis at 6.

The graph has an end behavior that decreases as x goes to -∞ and increases as x goes to ∞.

Now, martin can reasonably guess that the standard deviation for the entire population of people at the mall during the time of the survey is $1.50. what is the 95% confidence interval about the sample mean? interpret what this means in the context of the situation where 95 people were surveyed and the sample mean is $8. use the information in this resource to construct the confidence interval.