Ask Question, Ask an Expert

+1-415-315-9853

info@mywordsolution.com

Ask Physics Expert

Importance of simple random sampling

1. One can think of the mean as a balance point. How does this relate to the need of squaring the deviations in order to find out the variance?

2. What is random sampling and why is it so essential? Please address both parts of this problem.

Physics, Academics

  • Category:- Physics
  • Reference No.:- M918019

Have any Question? 


Related Questions in Physics

A magnetic field has a magnitude of 000094 t and an

A magnetic field has a magnitude of 0.00094 T, and an electric field has a magnitude of4.3 × 103N/C. Both fields point in the same direction. A positive 1.6-μC charge moves at a speed of 3.3 × 106 m/sin a direction that ...

In economics total utility refers to the total satisfaction

In economics, total utility refers to the total satisfaction from consuming some commodity. According to the economist Samuelson:14 As you consume more of the same good, the total (psychological) utility increases. Howev ...

A piece of crystalline silicon slice contains an impurity

A piece of crystalline silicon slice contains an impurity whose concentration is given by NImpurity = ax where x is alone the direction perpendicular to the surfaces of the Si slice and a is a constant. The Si is held mo ...

Explain why cigarettes are effective delivery systems for

Explain why cigarettes are effective delivery systems for nicotine.

The thermal activation and photo-excitation energies of one

The thermal activation and photo-excitation energies of one and two electrons trapped to the double or 2-electron sulfur donor were measured by Sah and his graduate students in 1971 by observing the photo and dark capaci ...

1 implement the covariant ica algorithm and apply it to toy

1. Implement the covariant ICA algorithm and apply it to toy data. 2. Create algorithms appropriate for the situations: (a) x includes substantial Gaussian noise; (b) more measurements than latent variables (J > I); (c) ...

Who suffers the most from cultural lag and why what are

Who suffers the most from cultural lag and why? What are some of the long term effects of this phenomenon?

A camera is equipped with a lens with a focal length of 36

A camera is equipped with a lens with a focal length of 36 cm. When an object 2.9 m (290 cm) away is being photographed, what is the magnification?

Explain alienation from species being what is so tragic

Explain alienation from species being. what is so tragic about this form of alienation according to Marx? Define the "fetishism of commodities", Start by using the original definition of "fetish", transition into the Mar ...

I am just starting learning quantum physics and i am

I am just starting learning quantum physics , and I am starting from old quantum theories from black body radiation , but I am getting in trouble to understand Planck law derivation I am too confused about that derivatio ...

  • 4,153,160 Questions Asked
  • 13,132 Experts
  • 2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

WalMart Identification of theory and critical discussion

Drawing on the prescribed text and/or relevant academic literature, produce a paper which discusses the nature of group

Section onea in an atwood machine suppose two objects of

SECTION ONE (a) In an Atwood Machine, suppose two objects of unequal mass are hung vertically over a frictionless

Part 1you work in hr for a company that operates a factory

Part 1: You work in HR for a company that operates a factory manufacturing fiberglass. There are several hundred empl

Details on advanced accounting paperthis paper is intended

DETAILS ON ADVANCED ACCOUNTING PAPER This paper is intended for students to apply the theoretical knowledge around ac

Create a provider database and related reports and queries

Create a provider database and related reports and queries to capture contact information for potential PC component pro