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

Author Question: An agricultural researcher wishes to compare the yield of four different varieties of wheat. 64 ... (Read 56 times)

mia

  • Hero Member
  • *****
  • Posts: 564
on: Jul 25, 2018
An agricultural researcher wishes to compare the yield of four different varieties of wheat. 64 plots of land are available for an experiment. On each plot of land one of the varieties of wheat will be grown.
 
  At the end of the experiment the yield for the different varieties will be compared. 32 of the plots are at one site (site A) and the other 32 are at another site (site B). The soil at site A differs significantly from the soil at site B. If the researcher wishes to design an experiment using completely randomized design, how could the wheat varieties be assigned to the different plots?

Question 2

Sixty-five percent of men consider themselves knowledgeable soccer fans. If 11 men are randomly selected, find the probability that exactly two of them will consider themselves knowledgeable fans.
 
  A) 0.140 B) 0.002 C) 0.65 D) 0.182


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Kdiggy

  • Sr. Member
  • ****
  • Posts: 340
Reply #1 on: Jul 25, 2018
Answer to Question 1

Answers will vary. Possible answer: Randomly divide the 64 plots into four groups of 16 plots each. Randomly assign each group of plots to a different variety of wheat.

Answer to Question 2

B


mia

  • Member
  • Posts: 564
Reply 2 on: Jul 25, 2018
Excellent

chereeb

  • Member
  • Posts: 326
Reply 3 on: Yesterday
Great answer, keep it coming :)

« previous next »
 

Did you know?

There are major differences in the metabolism of morphine and the illegal drug heroin. Morphine mostly produces its CNS effects through m-receptors, and at k- and d-receptors. Heroin has a slight affinity for opiate receptors. Most of its actions are due to metabolism to active metabolites (6-acetylmorphine, morphine, and morphine-6-glucuronide).

Did you know?

In 2010, opiate painkllers, such as morphine, OxyContin®, and Vicodin®, were tied to almost 60% of drug overdose deaths.

Did you know?

Historic treatments for rheumatoid arthritis have included gold salts, acupuncture, a diet consisting of apples or rhubarb, nutmeg, nettles, bee venom, bracelets made of copper, prayer, rest, tooth extractions, fasting, honey, vitamins, insulin, snow collected on Christmas, magnets, and electric convulsion therapy.

Did you know?

The most common treatment options for addiction include psychotherapy, support groups, and individual counseling.

Did you know?

The most dangerous mercury compound, dimethyl mercury, is so toxic that even a few microliters spilled on the skin can cause death. Mercury has been shown to accumulate in higher amounts in the following types of fish than other types: swordfish, shark, mackerel, tilefish, crab, and tuna.

Extent of agricultural activity across the planet (data from Foley et al. 2005). Extent of agricultural activity across the planet (data from Foley et al. 2005).
Biology deals with the study of the many varieties of living organisms. Biology deals with the study of the many varieties of living organisms.
Women who are monozygotic twins and have the same genes are more similar in their marital happiness Women who are monozygotic twins and have the same genes are more similar in their marital happiness
Thanks to agricultural advances, the world’s farmers can grow plenty of food Thanks to agricultural advances, the world’s farmers can grow plenty of food
Major Agricultural Crops Produced in the United States, 2011 Major Agricultural Crops Produced in the United States, 2011
How reciprocal functions compare to the parent function How reciprocal functions compare to the parent function
Video: Membrane transport proteins - pores, gated channels and pumps

For a complete list of videos, visit our video library