Consider Figure 5.12 in the textbook, the decile-wise lift chart for the transaction data model, applied to new data. Interpret the meaning of the first and second bars from the left.

Complex numbers multiply √-4 * √-25 and show all intermediate steps. alternative notation is sqrt(-4) * sqrt(-25).

Is the power produced directly proportional to the wind speed, give reasons for your answer?

Formulate the indicated conclusion in nontechnical terms. be sure to address the original claim. the foundation chair for a hospital claims that the mean number of filled overnight beds is over 523, and she is therefore justified starting a funding campaign to add a wing to the hospital. assuming that a hypothesis test has been conducted and that the conclusion is failure to reject the null hypothesis, state the conclusion in nontechnical terms.