Select the correct answer. Which measure describes the standard error of the mean?
OA.
the standard deviation of the means
OB.
the central limit theorem
O C.
the confidence interval
OD
the sample mean
Reset
Ne

Aiden buys two bags of chips at $1.09 each and a 20 ounce soda for $1.20 at the gas station.he knows that the state tax is 5.5. how much change will he receive from a $5 bill?

Ascientist wants to use a model to present the results of his detailed scientific investigation. why would a model be useful? a )because the model makes the concepts easier to understand b) because the model is easy to put together and to use c) because the model prevents other scientists from asking questions d) because the model requires the audience to pay full attention to it i don't know what to choose because between a and d a is much more likely than d because it only wants to get the attention of the audience. i'm confuse.

Evaluate the expression. (9 + 5)(3 + 2)0