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

Author Question: Which of the following distributions is appropriate to measure the length of time between arrivals ... (Read 132 times)

HCHenry

  • Hero Member
  • *****
  • Posts: 591
on: Jun 24, 2018
Which of the following distributions is appropriate to measure the length of time between arrivals at a grocery checkout counter?
 a. Binomial
  b. Normal
  c. Exponential
  d. Poisson
  e. Hypergeometric

Question 2

Suppose an actual census showed that 18.4 of the households in California have incomes in excess of 50,000 . What is the probability that the sample proportion will be 0.22 or greater for a random sample of 750 households from a city population which totals 10,000?
 a. 0.0055
  b. 0.9945
  c. 0.9949
  d. 0.0041
  e. Not enough information given for estimation.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

vish98

  • Sr. Member
  • ****
  • Posts: 326
Reply #1 on: Jun 24, 2018
Answer to Question 1

C

Answer to Question 2

D


HCHenry

  • Member
  • Posts: 591
Reply 2 on: Jun 24, 2018
Thanks for the timely response, appreciate it

smrtceo

  • Member
  • Posts: 344
Reply 3 on: Yesterday
Excellent

« previous next »
 

Did you know?

More than 30% of American adults, and about 12% of children utilize health care approaches that were developed outside of conventional medicine.

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?

Patients should never assume they are being given the appropriate drugs. They should make sure they know which drugs are being prescribed, and always double-check that the drugs received match the prescription.

Did you know?

Atropine was named after the Greek goddess Atropos, the oldest and ugliest of the three sisters known as the Fates, who controlled the destiny of men.

Did you know?

In 2012, nearly 24 milliion Americans, aged 12 and older, had abused an illicit drug, according to the National Institute on Drug Abuse (NIDA).

Variation in shape and length of nerve cells. Variation in shape and length of nerve cells.
The principle of faunal succession uses animal fossils to tell relative time. The principle of faunal succession uses animal fossils to tell relative time.
Measuring leg length Measuring leg length
Distributions and variance Distributions and variance
Time-of-entry mapping Time-of-entry mapping
Video: Premenstrual Syndrome

For a complete list of videos, visit our video library