Author Question: A local concert center reports that it has been experiencing a 15 rate of no-shows on advanced ... (Read 53 times)

melly21297

  • Hero Member
  • *****
  • Posts: 565
A local concert center reports that it has been experiencing a 15 rate of no-shows on advanced reservations. Among 150 advanced reservations, find the probability that there will be fewer than 20 no-shows.
 
  Round the standard deviation to three decimal places to work the problem. A) 0.2451 B) 0.7549 C) 0.7967 D) 0.3187

Question 2

The grade point averages for 10 randomly selected junior college students are listed below. Assume the grade point averages are normally distributed.
 
  Find a 98 confidence interval for the true mean. Round to the nearest
  hundredth.
  2.0 3.2 1.8 2.9 0.9 4.0 3.3 2.9 3.6 0.8
  A) (1.55, 3.53 ) B) (0.67, 1.81 ) C) (2.12, 3.14 ) D) (3.11, 4.35 )



leahm14

  • Sr. Member
  • ****
  • Posts: 322
Answer to Question 1

A

Answer to Question 2

A



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

If you use artificial sweeteners, such as cyclamates, your eyes may be more sensitive to light. Other factors that will make your eyes more sensitive to light include use of antibiotics, oral contraceptives, hypertension medications, diuretics, and antidiabetic medications.

Did you know?

On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.

Did you know?

Ether was used widely for surgeries but became less popular because of its flammability and its tendency to cause vomiting. In England, it was quickly replaced by chloroform, but this agent caused many deaths and lost popularity.

Did you know?

More than 20 million Americans cite use of marijuana within the past 30 days, according to the National Survey on Drug Use and Health (NSDUH). More than 8 million admit to using it almost every day.

Did you know?

More than 34,000 trademarked medication names and more than 10,000 generic medication names are in use in the United States.

For a complete list of videos, visit our video library