Graphs such as bar graphs and pie charts are limited in that they
A: can only show variables that are positively related.
B: can only show variables that have a negative correlation.
C: provide information on only one variable.
D: provide information on no more than two variables.
A: can only show variables that are positively related.
B: can only show variables that have a negative correlation.
C: provide information on only one variable.
D: provide information on no more than two variables.
举一反三
- MySQL中查询系统变量的命令是（ ）。 A: show variables B: show variable C: check variables D: check variable
- Which of the following characteristics does a thread have() A: Each process contains at least one thread. B: Only when all threads in the process have finished can the process finish. C: The new thread has a separate stack where global and static variables can be Shared. D: Multithreaded programs are more efficient than single-threaded programs.
- A president can serve ____ terms. A: only one B: no more than two C: more than two D: as many as four
- A positive correlation between two variables means that as _______.
- In the U.S., a president can serve_____term(s). A: two B: three C: only one D: more than