Judgment sampling allows the sampler to decide who will or will ...

[geoffrey]

Judgment sampling allows the sampler to decide who will or will not be included in the sample.
  Indicate whether the statement is true or false

Question 2

Under which of the following circumstances is it impossible to construct a confidence interval for the population mean?
 a. A non-normal population with a large sample and an unknown population variance.
  b. A normal population with a large sample and a known population variance.
  c. Non-normal population with a small sample and an unknown population variance.
  d. A normal population with a small sample and an unknown population variance.
  e. A non-normal population with a large sample and an unknown population variance and a normal population with a large sample and a known population variance.

[yifu223]

Answer to Question 1

T

Answer to Question 2

C

[geoffrey]

Wow, this really help

[nguyenhoanhat]

Thanks for the timely response, appreciate it