Why is it important that a sample be random for its

Reference no: EM13603206

Why is it important that a sample be random? For its validity, all hypothesis testing depends heavily on the assumption that the sample that is used was drawn using probability sampling techniques.

Why is this important?

What can you do if you just cannot use a probability sampling technique? (For example, suppose there is no good sampling frame available for the population of interest.)

Reference no: EM13603206

Questions Cloud

In 1986 a texas jury awarded the pennzoil corporation 12 : in 1986 a texas jury awarded the pennzoil corporation 12 billion after deciding that texaco had illegally interfered

The chute is deployed is -0003 v2 speed v in feet per : the 230000 lb space shuttle orbiter touches down at about 220 mihr. at 200 mihr its drag parachute deploys. at 35 mihr

At the 5 level of significance test that the percentage of : a six-sigma black belt quality control engineer found that in a random sample of 140 printed circuit boards 18 are

Bhemian links inc produces sausages in three production : bohemian links inc. produces sausages in three production departments-mixing casing and curing and packaging. in the

Why is it important that a sample be random for its : why is it important that a sample be random? for its validity all hypothesis testing depends heavily on the assumption

A spring with spring constant 150 nm hangs from the ceiling : a spring with spring constant 15.0 nm hangs from the ceiling. a ball is attached to the spring and allowed to come to

A company that produces an expensive stereo component is : a company that produces an expensive stereo component is considering offering a warranty on the component. suppose the

Oceanaire amusement park is negotiating with an engineering : oceanaire amusement park is negotiating with an engineering firm in the planning design and construction of a new

The position of a 50 g oscillating mass is given by xt 20 : the position of a 50 g oscillating mass is given by xt 2.0 cm cos5t where t is in seconds. determine the following. a

User Account

All Pages