This topic contains a solution. Click here to go to the answer

Author Question: At the U.S. Open Tennis Championship a statistician keeps track of every serve that a player hits ... (Read 260 times)

tingc95

  • Hero Member
  • *****
  • Posts: 556
At the U.S. Open Tennis Championship a statistician keeps track of every serve that a player hits during the tournament. The lower quartile of a particular player's serve speeds was reported to be 98 mph. Which of the following interpretations of this information is correct?
 
  A) 25 of the player's serves were hit at 98 mph.
  B) 75 of the player's serves were hit at speeds less than 98 mph.
  C) 98 serves traveled faster than the lower quartile.
  D) 75 of the player's serves were hit at speeds greater than 98 mph.

Question 2

An alarm company reports that the number of alarms sent to their monitoring center from customers owning their system follow a Poisson distribution with  = 4.7 alarms per year. Identify the mean and standard deviation for this distribution.
 
  A) mean = 4.7, standard Deviation = 4.7 B) mean = 2.17, standard Deviation = 4.7
  C) mean = 2.17, standard Deviation = 2.17 D) mean = 4.7, standard Deviation = 2.17



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

chevyboi1976

  • Sr. Member
  • ****
  • Posts: 344
Answer to Question 1

D

Answer to Question 2

D




tingc95

  • Member
  • Posts: 556
Reply 2 on: Jun 24, 2018
Excellent


amit

  • Member
  • Posts: 364
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

 

Did you know?

Blood is approximately twice as thick as water because of the cells and other components found in it.

Did you know?

The people with the highest levels of LDL are Mexican American males and non-Hispanic black females.

Did you know?

The National Institutes of Health have supported research into acupuncture. This has shown that acupuncture significantly reduced pain associated with osteoarthritis of the knee, when used as a complement to conventional therapies.

Did you know?

The largest baby ever born weighed more than 23 pounds but died just 11 hours after his birth in 1879. The largest surviving baby was born in October 2009 in Sumatra, Indonesia, and weighed an astounding 19.2 pounds at birth.

Did you know?

The average office desk has 400 times more bacteria on it than a toilet.

For a complete list of videos, visit our video library