A comparison between species: Biologists wish to compare the prevalence of a genetic mutation across
two species of Neema Toads. In a sample of 9 Neema Toads of Species I, 0.6% had the mutation while in a
sample of 12 Neema Toads of Species II, 1% showed the mutation. Is there significant evidence to suggest a
difference in the prevalence of the mutation across the two species? Conduct a hypothesis test at a
significance level of a = 0.01.

Answers

Answer 1

The result from the hypotheis test below shows that there is no significant evidence existing to show difference in the mutation.

How to solve for the z statistics

The hypothesis for this test has been stated below:

H0: pI - pII = 0

Ha: pI - pII ≠ 0

n1 = 9

p1 = 0.6%

n2 = 12

p2 = 1%

Using the z statistics formula

[tex]\frac{0.006-0.01}{\sqrt{0.000663+0.000825} } \\\\\frac{-0.004}{\sqrt{0.001488} }[/tex]

z = -0.103

p value = z(-0.103) = 0.4589

The pvalue is greater that 0.01

The decision is to fail to reject the null hypothesis.

There is no significant evidence to show that there is a difference in the prevalence of mutation.

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Related Questions

A landscaping company currently has an inventory of 8 fruit trees, 13 pine trees, and 14 maple trees. It plans to give 4 trees away at next
Saturday's lawn and garden show in the city park. The 4 winners can select which type of tree they want. Assume they select randomly.
a. What is the probability that all 4 winners will select the same type of tree?
b. What is the probability that 3 pine trees will be selected and the other tree will be a maple?
c. What is the probability that no fruit trees and 2 of each of the others will be selected?
a. The probability is
(Round to four decimal places as needed.)

Answers

The distribution of the trees in the landscape company is an illustration of probability

The probability that all 4 winners will select the same type of tree is 0.0341The probability that 3 pine trees will be selected and the other tree will be a maple is 0.0710The probability that no fruit trees and 2 of each of the others will be selected is 0.0904

a. The probability that all 4 winners will select the same type of tree?

The distribution of the trees are:

Fruit trees = 8Pine trees = 13Maple trees = 14

Total = 8 + 13 + 14

Total = 35

The probability is then calculated as:

P(Same type) = P(All fruit trees) + P(All pine trees) + P(All maple trees)

So, we have:

P(Same type) = (8/35 * 7/34 * 6/33 * 5/32) + (13/35 * 12/34 * 11/33 * 10/32) + (14/35 * 13/34 * 12/33 * 11/32)

Evaluate

P(Same type) = 0.0341

Hence, the probability that all 4 winners will select the same type of tree is 0.0341

b. The probability that 3 pine trees will be selected and the other tree will be a maple?

The probability is then calculated as:

P(3 pine and one maple) = 4 * P(Three maple and One Pine)

So, we have:

P(3 pine and one maple) = 4 * (13/35 * 12/34 * 11/33 * 13/32)

Evaluate

P(3 pine and one maple) = 0.0710

Hence, the probability that 3 pine trees will be selected and the other tree will be a maple is 0.0710

c. The probability that no fruit trees and 2 of each of the others will be selected?

The probability is then calculated as:

P(2 pine and 2 maple) = 4 * P(Two pine and Two maple)

So, we have:

P(2 pine and 2 maple) = 4 * (13/35 * 12/34 * 14/33 * 13/32)

Evaluate

P(2 pine and 2 maple) = 0.0904

Hence, the probability that no fruit trees and 2 of each of the others will be selected is 0.0904

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pahelp po need ko lang po ngayon or bukas

please


My Research Topic:_____________________________________________________________

Give two or more literatures related to your chosen research topic​.

Answers

Answer:

While it may seem challenging to come up with a good research paper topic as you try your best to narrow things down, the trick is to choose something that influences you because you know it well and can support your arguments with relevant evidence. The subject should be well-structured and relevant to your thesis statement. Always take time to research the list of sources to compose your topic sentences as well to make them relate to your thesis part. It’s always best to check a good research paper introduction example before you start working on the paper and choosing your topic. Here are the steps to consider:

Explanation:

If you are confused with a variety of interesting topics for writing a creative essay, it’s better to decide what interests you the most. Don’t stick to easy research paper topics just to complete the task fast. If you are allowed to freely choose what to write an essay about, use the opportunity to create something unique. Write down the list of your interests and break down every idea into small certain topics. When you have a list in front of your eyes, it will be easier to make up your mind and start considering a particular issue.

The difference between the binomial distribution and the hypergeometric distribution is ​

Answers

Answer:

he binomial distribution, the probability is the same for every trial. For the hypergeometric distribution, each trial changes the probability for each subsequent trial because there is no replacement.

Explanation:

hope this helps if not please let me know

What the best way to prepare for essay portion ?

Answers

How Do You Begin an Essay?

Decide on your essay type and topic. Sometimes, you will already have an assigned essay type or topic, so that will save you one step. ...

Brainstorm and research the topic you’ve chosen. Once you’ve chosen your topic, brainstorm all the different supporting ideas that you can talk about for the topic.

Develop your thesis statement. After you have brainstormed and researched, write down your thesis statement. ...

Write your outline. Once you have your thesis statement, you can start to prepare your outline. Many people skip the outline process, thinking it’s a waste of time.

Start writing. Using your outline, you can now begin writing your essay. Some writers choose to write their paragraphs in order, beginning with the hook.

Why is stats so hard. Like why? It isn’t even math and it makes no since half the time. No maam

Answers

Ikr!! It really doesn’t feel like math lol

Answer:

I agree its hard, but you its basically pattern recognition from data so if you can spot the patterns, it becomes easier than math

The Cornell System for notetaking
a was developed by Dr. Walter Pauk at Cornell University.
b involves dividing your paper into three sections: Notes in the right-hand ccolumn; labels or possible questions for recall on the left-hand column; and a summary at the bottom.
c is easily done on a computer.
d provides a handy way to review and test yourself using your notes.
e All of the above.

Answers

The Cornell System for notetaking was developed by Dr. Walter Pauk at Cornell University.

What is Cornell method in note taking?It involves dividing your paper into three sections: Notes in the right-hand column; labels or possible questions for recall on the left-hand column; and a summary at the bottom

The Cornell Note Taking method is known to be a type of short cut that hinders the use of long sentences.

Conclusively, Here, one have to use short notes that are often write down by a person using the right-hand column by applying the use of recognizable abbreviations and symbols.

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differentiate broadly between financial accounting and managerial accounting​

Answers

Managerial accounting is the practice of identifying, measuring, analyzing, interpreting, and communicating financial information to managers for the pursuit of an organization's goals.Financial accounting involves recording, summarizing, and reporting the stream of transactions and economic activity resulting from business operations over a period of time to the public or regulators.Managerial accounting differs from financial accounting because the intended purpose of managerial accounting is to assist users internal to the company in making well-informed business decisions.

1. PART A: Which statement best expresses the
central idea of the text?
A. Universities of today encourage students to
prioritize social engagement and networking
rather than academic achievement.
B. Prestigious universities with quality professors
and resources are more likely to produce
students that report having a meaningful
college experience.
C. College students' focus on grades and academic
performance causes them to neglect
meaningful relation Chips with peers and faculty.
O D. Students can have a meaningful academic
experience at any university, as long as they
take the initiative in their learning.

Answers

The correct statement is that Students can have a meaningful academic experience at any university, as long as they take the initiative in their learning.

What is academic experience?

Academic experience is known to be the work experience of any kind that can be gotten only from academic environment.

Note that Students can have the best academic experience at any university, as long as they take the right steps in their learning.

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Typically, the ice sheet begins to show evidence of thawing in late summer, following several weeks of higher temperatures. For example, in the summer of 2012, virtually the entire Greenland Ice Sheet underwent thawing at or near its surface by mid-July, the earliest date on record.

A) NO CHANGE
B) However,
C) As such,
D) Moreover,


hint its not a or c

Answers

B Bec. It’s means but and moreover means and so

Sarah has a swimming pool. She notices that her dad needs to add water to it about once a month. What part of the water cycle causes her dad to need to add water to the pool? (science)

Answers

Ayo, hope you are having a good day :))

Its kind of basic, we know that swimming pools are exposed to sunlight, and gets heat. Thus, the water will get evaporated with time. And same is the case with Sarah's swimming pool. Thus the answer becomes :

Evaporation is the reason why Sarah's father has to add water to the swimming pool every month. The water in the pool gets evaporated due to the exposure to sunlight and hence, the amount of water gets decreased. Thus, to maintain the same Sarah's father has to do the same.

Calvin goes for a walk outside and begins to sweat. His sweat will not evaporate. What is the most likely cause of this?

Answers

Answer:

This is because when its humid outside, then the sweat wont evaporate due to the presence of moisture in the atmosphere.

Explanation:

maybe because it’s humid outside !

Select the correct image. Which organism is structurally similar to this organism?

Answers

Answer:

i think it is the second one

Explanation:

i heard chickens are desendants  of t rex so it may be wrong please let me know if it is

nvm just took the test i was right... i am soo smart

The organism are birds including chickens, are structurally similar to the T-Rex.

Are birds like chickens descendants of the T-Rex?

Birds share structural similarities with the T-Rex due to their evolutionary relationship. Modern birds including chickens, are believed to be descendants of theropod dinosaurs like the T-Rex. Fossils and genetic evidence support the idea that birds evolved from these ancient reptiles, adapting and evolving over millions of years.

While the T-Rex was a massive predator and birds are much smaller and more diverse, they still share common traits such as hollow bones, beaks, and some aspects of their skeletal structure. This connection provides insight into the fascinating ways that life on Earth has evolved and diversified over time.

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QUESTION for group tutorialsl 1. Briefly explain how the use of ICT for Teaching and Learning prepares learners to live and work in the 21st century, use examples from yo experience. 2. Explain if and how each of the curriculum approaches advocated t Tyler, Stenhouse and Freire can promote the use of ICT for teaching and learning.​

Answers

The use of ICT for Teaching and Learning help learners to live and work in the 21st century as people do not need to go to the office but work from the comfort of their home such as online teaching.

How does Ralph Tyler see the curriculum?

Tyler is known to be a person who believed that learning is one that is always meaningful to the student and also the community at large.

He believed that, student that have been e taught through the right designed and organized method of learning will do well and that students learning should be evaluate to see if they are improving or not.

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Assume that thermometer readings are normally distributed with a mean of 100o F and a standard deviation of 0.15o F. a) Draw and label a sketch of the normal distribution of the thermometer readings. Include all pertinent data for the distribution b) A thermometer is randomly selected and tested. Find the probability that the thermometer reads between 99.86o F and 100.07o F. Draw a sketch of the distribution and shade the probability. Write out any calculator commands that you used.

Answers

The parameters of the normal distribution of the thermometer readings are its mean and the standard deviation

The probability that a thermometer reading is between 99.86o F and 100.07o F is 0.5403

The sketch of the normal distribution of the thermometer

The given parameters are:

Mean, μ = 100Standard deviation, σ = 0.15

Next, we draw the normal distribution using a graphing calculator.

See attachment for the sketch of the normal distribution of the thermometer

The probability that a thermometer reading is between 99.86o F and 100.07o F

This means that:

x = 99.86 and x = 100.07

The probability is calculated as:

P(99.86 < x < 100.07) = P(x > 99.86) - P(x < 100.07)

Using the attached graph, we have:

P(99.86 < x < 100.07) = 0.5403

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A(n) ___ is an inclined plane wrapped around a post.
lever
wedge
screw
pulley

Answers

The answer is screw..A(n) screw

suppose a firms operating under cournots duoploy model sell a product to the market total market share is determined as 10,000 units what is the amount in units of the product that each firm can supply to the market​

Answers

Answer: 10,000

Explanation:

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