Question 25 to enforce referential integrity, the database can a. return an error instead of doing the requested action b. do the requested action and do the related changes to the related tables c. do the requested action and mark any orphans in related tables d. a or b e. a or c

What do character formats do for your document's message? a. set the tone b. provide organization c. provide clarity d. set how texts align with documents

Researchers measured the data speeds for a particular smartphone carrier at 50 airports. the highest speed measured was 78.1 mbps. the complete list of 50 data speeds has a mean of x overbarequals16.11 mbps and a standard deviation of sequals18.65 mbps. a. what is the difference between carrier's highest data speed and the mean of all 50 data speeds? b. how many standard deviations is that [the difference found in part (a)]? c. convert the carrier's highest data speed to a z score. d. if we consider data speeds that convert to z scores between minus2 and 2 to be neither significantly low nor significantly high, is the carrier's highest data speed significant? a. the difference is nothing mbps.

What part of the interface displays the external references contained in a selected cell? the status bar the review tab the scroll bar the formula bar