« previous next »

Author Question: The test statistic that is used when testing hypotheses about the difference between two population ... (Read 115 times)

jCorn1234

  • Hero Member
  • *****
  • Posts: 545
on: Jun 24, 2018
The test statistic that is used when testing hypotheses about the difference between two population proportions is the t-value from the t-distribution.
 
  Indicate whether the statement is true or false

Question 2

It is assumed that the time failures for an electronic component are exponentially distributed with a mean of 50 hours between consecutive failures.
 
  Based on this information, what is the probability that a randomly selected part will fail in less than 10 hours?A) About 0.82
  B) About 0.20
  C) About 0.33
  D) About 0.18


Sarahjh

  • Sr. Member
  • ****
  • Posts: 370
Reply #1 on: Jun 24, 2018
Answer to Question 1

FALSE

Answer to Question 2

D


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Disorders that may affect pharmacodynamics include genetic mutations, malnutrition, thyrotoxicosis, myasthenia gravis, Parkinson's disease, and certain forms of insulin-resistant diabetes mellitus.

Did you know?

The Food and Drug Administration has approved Risperdal, an adult antipsychotic drug, for the symptomatic treatment of irritability in children and adolescents with autism. The approval is the first for the use of a drug to treat behaviors associated with autism in children. These behaviors are included under the general heading of irritability and include aggression, deliberate self-injury, and temper tantrums.

Did you know?

ACTH levels are normally highest in the early morning (between 6 and 8 A.M.) and lowest in the evening (between 6 and 11 P.M.). Therefore, a doctor who suspects abnormal levels looks for low ACTH in the morning and high ACTH in the evening.

Did you know?

Less than one of every three adults with high LDL cholesterol has the condition under control. Only 48.1% with the condition are being treated for it.

Did you know?

Certain chemicals, after ingestion, can be converted by the body into cyanide. Most of these chemicals have been removed from the market, but some old nail polish remover, solvents, and plastics manufacturing solutions can contain these substances.

Rinne Test, Assessing Bone Conduction Rinne Test, Assessing Bone Conduction
The patient is undergoing an allergy skin test by receiving subdermal inoculations of allergens. Inf The patient is undergoing an allergy skin test by receiving subdermal inoculations of allergens. Inf
The testing procedure that was used to evaluate the neuropsychological status of split-brain ... The testing procedure that was used to evaluate the neuropsychological status of split-brain ...
Testing the client’s ability to feel vibrations, the toe Testing the client’s ability to feel vibrations, the toe
Testing the brachioradialis reflex Testing the brachioradialis reflex
Emerson’s Three-Point Test-Cross Analysis Emerson’s Three-Point Test-Cross Analysis
Video: Net filtration pressure and lymph formation, edema & blood velocity

For a complete list of videos, visit our video library