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

Author Question: True or false? In the pooled t-test, sp2 is an estimate of the unknown population variance, 2, and ... (Read 100 times)

anshika

  • Hero Member
  • *****
  • Posts: 510
on: Apr 7, 2020

Question 1

True or false? In the pooled t-test, sp2 is an estimate of the unknown population variance, σ2, and it is obtained by pooling the sample variances by weighting them by degrees of freedom.
◦ True
◦ False

Question 2

True or false? In the pooled t-test, sp2 is an estimate of the unknown population variance, σ2, and it is obtained by averaging the two sample variances.
◦ True
◦ False
Introductory Statistics ¦ Weiss ¦ 10th Edition
Buy Test-Bank


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by anshika on Apr 7, 2020

dmurph1496

  • Sr. Member
  • ****
  • Posts: 343
Reply #1 on: Apr 7, 2020
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
Answer Preview
Only 29% of students answer this correctly


anshika

  • Member
  • Posts: 510
Reply 2 on: Apr 7, 2020
Gracias!

bbburns21

  • Member
  • Posts: 336
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

« previous next »
 

Did you know?

There are major differences in the metabolism of morphine and the illegal drug heroin. Morphine mostly produces its CNS effects through m-receptors, and at k- and d-receptors. Heroin has a slight affinity for opiate receptors. Most of its actions are due to metabolism to active metabolites (6-acetylmorphine, morphine, and morphine-6-glucuronide).

Did you know?

Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.

Did you know?

Medication errors are more common among seriously ill patients than with those with minor conditions.

Did you know?

It is believed that humans initially contracted crabs from gorillas about 3 million years ago from either sleeping in gorilla nests or eating the apes.

Did you know?

Studies show that systolic blood pressure can be significantly lowered by taking statins. In fact, the higher the patient's baseline blood pressure, the greater the effect of statins on his or her blood pressure.

Rapid population growth of geese has resulted in extensive areas of La Perouse Bay becoming d Rapid population growth of geese has resulted in extensive areas of La Perouse Bay becoming d
Continuous variation in a natural population Continuous variation in a natural population
Performing a Urine Pregnancy Test Using the Enzyme Immunoassay Method Performing a Urine Pregnancy Test Using the Enzyme Immunoassay Method
Using the voltmeter leads from a starting and charging test unit to measure the voltage drop ... Using the voltmeter leads from a starting and charging test unit to measure the voltage drop ...
Population and Settlement Population and Settlement
Population of California poppy plants Population of California poppy plants
Video: Bipolar Disorder

For a complete list of videos, visit our video library