Author Question: The t-distribution is still applicable even when there are small violations of the assumptions for ... (Read 85 times)

rlane42

  • Hero Member
  • *****
  • Posts: 594
The t-distribution is still applicable even when there are small violations of the assumptions for the case when the variances for two populations are unknown. This is particularly true when the sample sizes are approximately equal.
 
  Indicate whether the statement is true or false

Question 2

If the given time series has a trend and no seasonality, the ________ is the most appropriate forecasting model to determine the forecast of the time series.
 
  A) single exponential smoothing model
  B) seasonal additive model
  C) double moving average model
  D) Holt-Winters multiplicative model


Tonny

  • Sr. Member
  • ****
  • Posts: 341
Answer to Question 1

TRUE

Answer to Question 2

C



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question


 

Did you know?

Giardia is one of the most common intestinal parasites worldwide, and infects up to 20% of the world population, mostly in poorer countries with inadequate sanitation. Infections are most common in children, though chronic Giardia is more common in adults.

Did you know?

In inpatient settings, adverse drug events account for an estimated one in three of all hospital adverse events. They affect approximately 2 million hospital stays every year, and prolong hospital stays by between one and five days.

Did you know?

The word drug comes from the Dutch word droog (meaning "dry"). For centuries, most drugs came from dried plants, hence the name.

Did you know?

Pregnant women usually experience a heightened sense of smell beginning late in the first trimester. Some experts call this the body's way of protecting a pregnant woman from foods that are unsafe for the fetus.

Did you know?

By definition, when a medication is administered intravenously, its bioavailability is 100%.

For a complete list of videos, visit our video library