When looking at a graph, a Y-axis with no numbers _____. a. is ...

[jlmhmf]

When looking at a graph, a Y-axis with no numbers _____.
 
  a. is never a problem as people just don't like to look at numbers.
  b. is correct as the numbers should only be listed on the X-axis.
   c. could be a sign that someone is trying to mask what is really going on with the
  data.
  d. is a good idea as it keeps people's focus on the graph.

Question 2

The symbol  represents the _____ .
 
  a. mean of a sample
   b. mean of a population
  c. standard deviation of a sample
  d. standard deviation of a population

[brbarasa]

Answer to Question 1

C

Answer to Question 2

B