« previous next »

Author Question: A sample of size 100 from a normal population has a mean of 110 and a standard deviation of 10.0 . ... (Read 98 times)

melina_rosy

  • Hero Member
  • *****
  • Posts: 531
on: Jul 24, 2018
A sample of size 100 from a normal population has a mean of 110 and a standard deviation of 10.0 . Using the Empirical Rule, about how many items of the sample will be above 130?

Question 2

A sample of size 50 has a mean of 60.0 and a standard deviation of 10.0 . According to Chebyshev's Theorem, at least what percent of the data is between 10 and 110?


qytan

  • Sr. Member
  • ****
  • Posts: 336
Reply #1 on: Jul 24, 2018
Answer to Question 1

Approximately 2 to 3 items

Answer to Question 2

96


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

The term pharmacology is derived from the Greek words pharmakon("claim, medicine, poison, or remedy") and logos ("study").

Did you know?

The toxic levels for lithium carbonate are close to the therapeutic levels. Signs of toxicity include fine hand tremor, polyuria, mild thirst, nausea, general discomfort, diarrhea, vomiting, drowsiness, muscular weakness, lack of coordination, ataxia, giddiness, tinnitus, and blurred vision.

Did you know?

Walt Disney helped combat malaria by making an animated film in 1943 called The Winged Scourge. This short film starred the seven dwarfs and taught children that mosquitos transmit malaria, which is a very bad disease. It advocated the killing of mosquitos to stop the disease.

Did you know?

Approximately 500,000 babies are born each year in the United States to teenage mothers.

Did you know?

According to the National Institute of Environmental Health Sciences, lung disease is the third leading killer in the United States, responsible for one in seven deaths. It is the leading cause of death among infants under the age of one year.

Relationship between winter rainfall and chuckwalla, Sauromalus, size Relationship between winter rainfall and chuckwalla, Sauromalus, size
Changes in the bronchioles during an asthma attack: (a) Normal bronchiole; (b) the inflammatory comp Changes in the bronchioles during an asthma attack: (a) Normal bronchiole; (b) the inflammatory comp
Hong Kong is a strange situation. A British colony since 1842, it was handed back to China in 1997 a Hong Kong is a strange situation. A British colony since 1842, it was handed back to China in 1997 a
Tonsils—normal and enlarged. Tonsils—normal and enlarged.
A medical assistant holds a specimen container to receive a biopsy sample. A medical assistant holds a specimen container to receive a biopsy sample.
Effects of septal defects: (A) normal shunt; no cyanosis; (B) increased pressure in right ventricle; ... Effects of septal defects: (A) normal shunt; no cyanosis; (B) increased pressure in right ventricle; ...
Video: Electrocardiogram Examination

For a complete list of videos, visit our video library