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jeka57 [31]
3 years ago
7

Bart wanted to know how often freshman boys at his school drank alcohol, but he couldn't survey every one of them. Bart decided

that in order to give all freshman boys an equal chance of being selected to participate in his mini-study, he would visit the dorms at dinnertime and ask them to choose numbers out of a hat. The ones with the number 5 were given a quick three-question survey. Bart is demonstrating _______________.
Social Studies
1 answer:
AleksAgata [21]3 years ago
6 0

Answer:Simple Random Sample

Explanation:What Is a Simple Random Sample?

A simple random sample is a subset of a statistical population whereby every member stand an equal chance to be chosen. The purpose of simple random sample is to eliminate bias results by ensuring that the sample if full representative of the whole population at large.

"he would visit the dorms at dinnertime and ask them to choose numbers out of a hat." Bart used a hat method in which everyone can be chosen because numbers picked will be random.

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A Regression analysis creates a mathematical function that predicts the value of the <u>dependent variable</u> on the basis of the <u>independent variable</u><u>.</u>

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<h3>What is a Regression analysis?</h3>

This refers to the powerful statistical method that allows a user to examine the relationship between two or more variables of interest.

Despite that we have many types of regression analysis, their core function all examine the influence of one or more independent variables on a dependent variable.

Hence, the Regression analysis creates a mathematical function that predicts the value of the dependent variable on the basis of the independent variable.

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5 0
1 year ago
How did President Roosevelt bypass the Neutrality Acts after Japan's invasion of China in 1937?
Scrat [10]
Allowing arms to be transported to China on British ships
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3 years ago
Contemporary propaganda theory comes from: a. European thought on mass politics b. Advertising research c. The political right a
ale4655 [162]

Answer:

The political right and left

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Political right wing are characterized by the emphasis on tradition, authority, hierarchy, duty,order and nationalism

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The Shang dynasty is....
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