Perform the indicated operations: 4−1−4

05−2

0810

−7

−11

22

4−1−4

0ab

0cd

−7

88

110

a =

, b =

, c =

, d =

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.