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Your team is interested in studying the relationship between the price of a house in a city and the number of square feet in the house. To do this, you manage to obtain a representative sample of data from 200 homes in the city and fit a linear regression model with home price as the outcome and square footage as the key predictor.
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2. Question 2 Your team is interested in studying the relationship between the price of a house in a city and the number of square feet in the house. To…
The main purpose of routine communication in data analysis is
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1. Question 1 The main purpose of routine communication in data analysis is 1 / 1 point to transmit information to other parties, without regard to their feedback to show off…
Suppose you want to answer the question “What is the prevalence of asthma amongst adults in the United States?” Your company wants to understand how big the market might be for a new asthma drug they are considering developing. Your expectation is that the answer is between 5% and 10%. Which of the following activities would be useful for collecting information that could be used to check this expectation?
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4. Question 4 Suppose you want to answer the question “What is the prevalence of asthma amongst adults in the United States?” Your company wants to understand how big the…
Suppose we are interested in collecting data on what the effect of a month-long advertising campaign will have on the sales of an existing product which typically generates $10,000 per day in sales. Which of the following is an example of a sharp expectation?
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3. Question 3 Suppose we are interested in collecting data on what the effect of a month-long advertising campaign will have on the sales of an existing product which typically…
Which of the following is an element of the data analysis iteration?
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1. Question 1 Which of the following is an element of the data analysis iteration? 1 point Writing R code Setting expectations Fitting statistical models Making…
Suppose you are interested in looking at the relationship between season and sales of a product that your company sells. You expect that sales are highest in the winter season. An analyst on your team lets you know that at the moment, only data from the most recent winter season are available to be analyzed.
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5. Question 5 Suppose you are interested in looking at the relationship between season and sales of a product that your company sells. You expect that sales are highest in…
