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Author Archives: Anonymous

What is the most commonly used alpha level in psychological…

What is the most commonly used alpha level in psychological research?

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A researcher wants to know whether electric cars or gas-powe…

A researcher wants to know whether electric cars or gas-powered cars reach higher speeds on a test track. She records the speed, in miles per hour, of cars in each group as they cross the finish line, with speeds in the sample ranging from 15 mph to 60 mph. What is the scale of measurement for the dependent variable in this study?

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A real estate agent records the sale prices of the 9 homes s…

A real estate agent records the sale prices of the 9 homes sold in a small neighborhood last month: $210,000; $225,000; $230,000; $235,000; $240,000; $245,000; $250,000; $255,000; and $1,800,000 (a historic mansion that sold to a private buyer). What measure of central tendency is most appropriate for this study? 

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The image below shows gel electrophoresis results from a cri…

The image below shows gel electrophoresis results from a crime scene. Based on these results whose blood was found in the blood stain at the crime scene?

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Why does DNA replication take place?

Why does DNA replication take place?

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During which phase of the cell cycle does DNA replication ta…

During which phase of the cell cycle does DNA replication take place?

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Why do samples enter wells in the gel?

Why do samples enter wells in the gel?

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What relationship is shown between fragment size and distanc…

What relationship is shown between fragment size and distance?

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A laboratory assistant was told to watch the mitosis of a eu…

A laboratory assistant was told to watch the mitosis of a eukaryotic cell under the microscope and inform the lead scientist when the cell entered prophase. What should the assistant expect to look for to indicate that the cell is in prophase?

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Describe your research process for your paper. How did you s…

Describe your research process for your paper. How did you select your topic? Tell how you expanded or limited your topic. Explain how you searched for sources and where you found them. What resources did you use to develop your ideas, etc.? What did you use to proof your spelling, grammar, wording, etc.? Be as specific as possible. Do NOT use any notes or outside sources to respond to this question. 

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