Which statement is true of proportional sample sizes? a. The ...

[Jkov05]

Which statement is true of proportional sample sizes?
 a. The proportion of a stratum in the sample is independent of the proportion of that stratum in the population.
  b. The proportion of a stratum in the sample is the same as the proportion of that stratum in the population.
  c. The proportion of a stratum in the sample is greater than the proportion of that stratum in the population.
  d. The proportion of a stratum in the sample is less than the proportion of that stratum in the population.

Question 2

Forecasting models can be divided into three groups. They are:
 a. time series, optimization, and simulation methods
  b. judgmental, extrapolation, and econometric methods
  c. judgmental, random, and linear methods
  d. linear, non-linear, and extrapolation methods

[gabrielle_lawrence]

Answer to Question 1

b

Answer to Question 2

b

[Jkov05]

Thank you

[gabrielle_lawrence]

Happy to help you