This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: A researcher takes a sample from a population and computes a statistic for the sample. Which of the ... (Read 180 times)

Pineapplelove6

  • Hero Member
  • *****
  • Posts: 560
on: Jun 20, 2018
A researcher takes a sample from a population and computes a statistic for the sample. Which of the following statements is correct?
 
  a. If the sample statistic overestimates the corresponding population parameter, then the statistic is biased.
  b. If the sample statistic underestimates the corresponding population parameter, then the statistic is biased.
  c. If the sample statistic is equal to the corresponding population parameter, then the statistic is unbiased.
  d. None of the other statements is correct.

Question 2

A sample of n = 6 scores has a standard deviation of s = 3 . What is the value of SS, the sum of the squared deviations for this sample?
 
  a. 54 c. 18
  b. 45 d. 15


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

wergv

  • Sr. Member
  • ****
  • Posts: 365
Reply #1 on: Jun 20, 2018
Answer to Question 1

D

Answer to Question 2

B


Pineapplelove6

  • Member
  • Posts: 560
Reply 2 on: Jun 20, 2018
Thanks for the timely response, appreciate it

yeungji

  • Member
  • Posts: 319
Reply 3 on: Yesterday
Excellent

« previous next »
 

Did you know?

When taking monoamine oxidase inhibitors, people should avoid a variety of foods, which include alcoholic beverages, bean curd, broad (fava) bean pods, cheese, fish, ginseng, protein extracts, meat, sauerkraut, shrimp paste, soups, and yeast.

Did you know?

Eating food that has been cooked with poppy seeds may cause you to fail a drug screening test, because the seeds contain enough opiate alkaloids to register as a positive.

Did you know?

Drugs are in development that may cure asthma and hay fever once and for all. They target leukotrienes, which are known to cause tightening of the air passages in the lungs and increase mucus productions in nasal passages.

Did you know?

Women are 50% to 75% more likely than men to experience an adverse drug reaction.

Did you know?

In the United States, there is a birth every 8 seconds, according to the U.S. Census Bureau's Population Clock.

Body size and population density of herbivorous mammals Body size and population density of herbivorous mammals
GUIDELINES FOR ASSESSING MEMBERS OF VULNERABLE POPULATION GROUPS GUIDELINES FOR ASSESSING MEMBERS OF VULNERABLE POPULATION GROUPS
Sample Workout in the Target Heart Rate Range Sample Workout in the Target Heart Rate Range
Sample Medicare identification card. Sample Medicare identification card.
Sample prescriptions of antibiotics for dental infections. Sample prescriptions of antibiotics for dental infections.
Population: Historic Patterns Population: Historic Patterns
Video: Muscular Dystrophy

For a complete list of videos, visit our video library