Determine whether the following is an example of a sampling error or a non sampling error. 12% of all people are left handed. a researcher randomly selected 200 people and found that 16% of them were left handed. no mistakes were made in the data collection or data recording. the 4% difference is due to:
a) sampling error
b) non sampling error

A) Sampling error.

Step-by-step explanation:

Sampling error is an error in statistics that happens as a result of an analyst not selecting a sample that fully represents the whole population from a given data, the result from such process will not fully represent the truth about an entire population.

Sampling error is a mistake from the sampled value as against the true population value.

Types of sampling errors.

• Sample frame error.

•Population specification error.

•Selection error.

•Non response error.

Note: Sampling error can can be reduced when the size of sample to be observed is increased through selection of more subjects.

this story was prepared by jim

mccullaugh in los angeles and

al stewart in new york.

new york the colossal success of "top gun" appears to have dramatically altered madison avenue's

perception of corporate sponsorship

of home video projects.

the paramount home video re- lease, featuring a 60- second diet

pepsi spot, was by no means the

first prerecorded video to carry an advertiser's plug, but it was the

first major theatrical release to do so. in the aftermath of the title's

success, paramount is widely ex- pected to ink a similar deal for

"crocodile dundee" or "star trek

iv" or both.

corporate america's new attraccds push british

recording sales

to 19% gain

london fueled by the compact

disk boom, the value of u.k. manu- facturer shipments of recordings

rose 19% in the 12 -month period ended march 1987, according to the

british phonographic industry.

total value of u.k. shipments for

the period was $755 million for all

configurations. (all value figures

are based on an exchange rate of

$1.68 to the pound sterling.)

cd sales totaled 10.7 million units

worth $121.3 million- compared

with 3.7 million units worth $39.5

million in the prior 12 months -and

accounted for two -thirds of the

overall gain in trade value. at present growth rates, says the bpi, cd

sales for calendar 1987 will reach 20

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step-by-step explanation:

answer: (1,3) (3,-1) (5,-5) ?

step-by-step explanation: