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 175 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
Excellent

tkempin

  • Member
  • Posts: 332
Reply 3 on: Yesterday
Great answer, keep it coming :)

« previous next »
 

Did you know?

Today, nearly 8 out of 10 pregnant women living with HIV (about 1.1 million), receive antiretrovirals.

Did you know?

Drug-induced pharmacodynamic effects manifested in older adults include drug-induced renal toxicity, which can be a major factor when these adults are experiencing other kidney problems.

Did you know?

Signs of depression include feeling sad most of the time for 2 weeks or longer; loss of interest in things normally enjoyed; lack of energy; sleep and appetite disturbances; weight changes; feelings of hopelessness, helplessness, or worthlessness; an inability to make decisions; and thoughts of death and suicide.

Did you know?

Autoimmune diseases occur when the immune system destroys its own healthy tissues. When this occurs, white blood cells cannot distinguish between pathogens and normal cells.

Did you know?

A headache when you wake up in the morning is indicative of sinusitis. Other symptoms of sinusitis can include fever, weakness, tiredness, a cough that may be more severe at night, and a runny nose or nasal congestion.

Random, regular, and clumped distributions. Random, regular, and clumped distributions.
Scaling the Earth down to the size of a basketball, the Moon is roughly the size of a tennis ball. T Scaling the Earth down to the size of a basketball, the Moon is roughly the size of a tennis ball. T
Single-dose drug administration: pharmacokinetic values for this drug are as follows: onset of actio Single-dose drug administration: pharmacokinetic values for this drug are as follows: onset of actio
Earth’s history is divided into nested sets of time--eons, eras, periods, and epochs--and is called Earth’s history is divided into nested sets of time--eons, eras, periods, and epochs--and is called
Bronfenbrenner’s model of the ecological-systems approach to studying development. He suggested that Bronfenbrenner’s model of the ecological-systems approach to studying development. He suggested that
Disitive Time For Milk Products Disitive Time For Milk Products
Video: Introduction to Macular Degeneration

For a complete list of videos, visit our video library