Shabuhyah2288 Shabuhyah2288
  • 13-05-2018
  • Mathematics
contestada

Suppose that the time to complete a test is bell-shaped distributed with mean 45 minutes and standard deviation 15 minutes. if the test period is 75 minutes long, what proportion of students will be expected to not be able to finish

Respuesta :

madelinej985 madelinej985
  • 17-05-2018
75-45/15= 2. 1-p-value of 2 (.9772)= .0228
Answer Link

Otras preguntas

Please help me set up number 3 like number 1
In scene 1, what does juliet threaten to do if friar cannot help her?
The wingspan of the American crow can reach up to three feet. Which word is the simple subject and simple predicate?
What does the law of conservation of energy state? your answer:?
Which term describes the process of bituminous coal changing into anthracite coal? A) lithification B) adhesion C) Conglomeration D) metamorphises
How would europeans and westerners feel after reading what josiah strong wrote?
The method by which a message is conveyed between people is called a
How did henry ford make cars affordable
A record store is having a sale. CDs that were regularly priced at $14 are on sale for $10.50. What is the percentage of decrease in the price of the CDs?
Que conozcas toda la ciudad en un día