The prices (in dollars) for a graphing calculator are shown below for 8 online vendors. Estimate the true mean price for this particular calculator with 95 confidence.

The car wash owner uses the equation y=x+44 to model the data, where x represents the number of days the business has been open and y represents the number of cars washed.

Iknow this isn't a question, but is there someway to ask a question under public safety or is there no category for it? i don't know if i'm overlooking it or not.

Asking questions when something is unclear is part of?