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A scientist wants to determine if a new fertilizer increases the average yield of crops. What type of hypothesis test should the scientist perform?Group of answer choicesRight-tailed testLeft-tailed testTwo-tailed testNo answer text provided.

Question

A scientist wants to determine if a new fertilizer increases the average yield of crops. What type of hypothesis test should the scientist perform?Group of answer choicesRight-tailed testLeft-tailed testTwo-tailed testNo answer text provided.

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Solution

The scientist should perform a right-tailed test. This type of test is used when the alternative hypothesis suggests that the mean of the sample is greater than the mean of the population. In this case, the scientist is looking to see if the new fertilizer increases (i.e., is greater than) the average yield of crops.

Similar Questions

Botanists are scientists who study plants. A group of botanists is working to determine which type of fertilizer is the most successful in fertilizing the soybean plants that they are experimenting with.Soybean Plant by Julio César García (CC0)Which of the following is an example of a testable hypothesis for this scenario?Elimination ToolSelect one answerASoybean plants fertilized with Fertilizer A will grow fifty times more than plants fertilized with Fertilizers B and C.BTen soybean plants fertilized with Fertilizer A will grow more quickly, on average, than five soybean plants fertilized with Fertilizer B.CFive soybean plants fertilized with Fertilizer A will grow more quickly, over ten days, than five soybean plants fertilized with Fertilizer B.DSoybean plants will grow faster with water than without water.

Which type of hypothesis test is used when the researcher is interested in any direction of difference?Review LaterTwo-tailed testLeft-tailed testRight-tailed testOne-tailed test

When testing the benefits of a new fertilizer on the growth of calamansi plants, the control group should include which of the following?a.Calamansi plants grown in soil with the original type of fertilizerb.Calamansi plants grown in soil with the original type of fertilizerc.Calamansi plants grown in soil with no fertilizerd.Calamansi plants grown in a different type of soil with the new fertilizer

Which of the following accurately describes a hypothesis test?​Group of answer choices​An inferential technique that uses the data from a sample to draw inferences about a population​A descriptive technique that allows researchers to describe a sample​An inferential technique that uses information about a population to make predictions about a sample​A descriptive technique that allows researchers to describe a population

The most dominant type of genetically modified trait introduced into crops is Blank______.Multiple choice question.drought toleranceherbicide and pesticide resistancethe ability to grow rapidlyvitamin and nutrient enrichment

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