To test whether Model A and Model B cars have the same MPG, the ...

[melly21297]

To test whether Model A and Model B cars have the same MPG, the first step is to select two independent random samples of drivers and assign one of them to drive Model A and the other Model B.
 
  Indicate whether the statement is true or false

Question 2

When a decision maker determines the required sample size for estimating a population mean, a change in the confidence level will result in a change in the required sample size, provided that the margin of error is also modified accordingly.
 
  Indicate whether the statement is true or false

[karmakat49]

Answer to Question 1

FALSE

Answer to Question 2

FALSE