This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: A simple random sample of 28 observations was taken from a large population. The sample mean equaled ... (Read 227 times)

tingc95

  • Hero Member
  • *****
  • Posts: 556
on: Jun 24, 2018
A simple random sample of 28 observations was taken from a large population. The sample mean equaled 50 . Fifty is a _____.
 a. population parameter
  b. point estimator
  c. sample parameter
  d. point estimate

Question 2

Twenty percent of the applications received for a position are rejected. What is the probability that among the next 14 applications,
 a. none will be rejected?
  b. all will be rejected?
  c. less than 2 will be rejected?
  d. more than 4 will be rejected?
  e. Determine the expected number of rejected applications and its variance.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

jliusyl

  • Sr. Member
  • ****
  • Posts: 328
Reply #1 on: Jun 24, 2018
Answer to Question 1

d

Answer to Question 2

a. .0440
b. .0000
c. .1979
d. .1298
e. 2.8, 2.24


tingc95

  • Member
  • Posts: 556
Reply 2 on: Jun 24, 2018
Thanks for the timely response, appreciate it

Perkypinki

  • Member
  • Posts: 339
Reply 3 on: Yesterday
Excellent

« previous next »
 

Did you know?

Women are two-thirds more likely than men to develop irritable bowel syndrome. This may be attributable to hormonal changes related to their menstrual cycles.

Did you know?

In women, pharmacodynamic differences include increased sensitivity to (and increased effectiveness of) beta-blockers, opioids, selective serotonin reuptake inhibitors, and typical antipsychotics.

Did you know?

Approximately one in three babies in the United States is now delivered by cesarean section. The number of cesarean sections in the United States has risen 46% since 1996.

Did you know?

In Eastern Europe and Russia, interferon is administered intranasally in varied doses for the common cold and influenza. It is claimed that this treatment can lower the risk of infection by as much as 60–70%.

Did you know?

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

A small sample of the great diversity of seed sizes and shapes. A small sample of the great diversity of seed sizes and shapes.
Worldwide Variations in Population and Income Levels Worldwide Variations in Population and Income Levels
HIV Population Worldwide HIV Population Worldwide
Large water tank, possibly a public or ritual bathing area, from Mohenjo-daro, Indus Valley ... Large water tank, possibly a public or ritual bathing area, from Mohenjo-daro, Indus Valley ...
A 31.1-g sample of Ne gas exerts a certain pressure in a container of fixed volume. What mass ... A 31.1-g sample of Ne gas exerts a certain pressure in a container of fixed volume. What mass ...
A taproot system consists of a large main root together with its lateral branchings A taproot system consists of a large main root together with its lateral branchings
Video: Burn Animation

For a complete list of videos, visit our video library