Stratified random sampling is the same thing as simple random sampling. (True or false?)

Stratified random sampling is the same thing as simple random sampling.
 
  Indicate whether the statement is true or false

Q. 2

A set of data is considered to be symmetric if the 3rd quartile is three times larger than the 1st quartile.
 
  Indicate whether the statement is true or false

Q. 3

What are the appropriate null and alternative hypotheses?
 
  What will be an ideal response?

Q. 4

In which of the following cases is the Cell Value not equal to the right-hand side of the value of the constraint?
 
  A) total profit
  B) profit contribution of swivel chairs
  C) fabrication hours used
  D) market mixture excess no-swivel

Q. 5

The ________ feature in Crystal Ball allows an individual to determine the influence that each assumption has individually on a forecast.
 
  A) Overlay Charts
  B) Tornado Charts
  C) Forecast Charts
  D) Sensitivity Charts