In theory, a larger n should constitute a sample standard ...

[misspop]

In theory, a larger n should constitute a sample standard deviation that is a better point estimate for .
  1.True
  2.False

Question 2

One of the assumptions needed to use a
   z-distribution for statistical analysis is very difficult to obtain in practice, that is ________.

  1.large enough sample sizes
  2.finding a sample standard deviation
  3.obtaining a value for the population standard deviation
  4.determining unknown percentiles

[karlss]

Answer to Question 1

1

Answer to Question 2

3

[misspop]

Excellent

[ttt030911]

Wow, this really help