« previous next »

Author Question: In a regression analysis, if SST = 500 and SSE = 300, then the coefficient of determination is a. ... (Read 119 times)

Metfan725

  • Hero Member
  • *****
  • Posts: 552
on: Jun 24, 2018
In a regression analysis, if SST = 500 and SSE = 300, then the coefficient of determination is
 a. .20.
  b. .67.
  c. .60.
  d. .40.

Question 2

The ticket sales for events held at the new civic center are believed to be normally distributed with a mean of 12,000 and a standard deviation of 1,000.
 a. What is the probability of selling more than 10,000 tickets?
  b. What is the probability of selling between 9,500 and 11,000 tickets?
  c. What is the probability of selling more than 13,500 tickets?


steff9894

  • Sr. Member
  • ****
  • Posts: 337
Reply #1 on: Jun 24, 2018
Answer to Question 1

d

Answer to Question 2

a. 0.9772
b. 0.1525
c. 0.0668


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

For pediatric patients, intravenous fluids are the most commonly cited products involved in medication errors that are reported to the USP.

Did you know?

Signs of depression include feeling sad most of the time for 2 weeks or longer; loss of interest in things normally enjoyed; lack of energy; sleep and appetite disturbances; weight changes; feelings of hopelessness, helplessness, or worthlessness; an inability to make decisions; and thoughts of death and suicide.

Did you know?

Asthma occurs in one in 11 children and in one in 12 adults. African Americans and Latinos have a higher risk for developing asthma than other groups.

Did you know?

When blood is exposed to air, it clots. Heparin allows the blood to come in direct contact with air without clotting.

Did you know?

Many of the drugs used by neuroscientists are derived from toxic plants and venomous animals (such as snakes, spiders, snails, and puffer fish).

Much time and effort occurs between the development of a research idea and the statistical analysis Much time and effort occurs between the development of a research idea and the statistical analysis
Is the self the same as the brain? Materialists contend that in the final analysis, mental states ... Is the self the same as the brain? Materialists contend that in the final analysis, mental states ...
Perspective analysis of Duccio, Annunciation of the Death of the Virgin, from the Maestà ... Perspective analysis of Duccio, Annunciation of the Death of the Virgin, from the Maestà ...
Four common staining procedures used in chromosomal analysis. Most karyotypes are prepared using G-b Four common staining procedures used in chromosomal analysis. Most karyotypes are prepared using G-b
Models for Genetic Analysis of Behavior Models for Genetic Analysis of Behavior
Genetic interactions identified through synthetic lethal analysis Genetic interactions identified through synthetic lethal analysis
Video: Oxygen - hemoglobin dissociation curve & Hemoglobin's affinity with oxygen - acidity

For a complete list of videos, visit our video library