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Explain what it means to say, “variables must vary.”

1. Explain what it means to say, “variables must vary.” 2. List and define the four levels of measurement (using examples) discussed in this week’s introduction and resources. In your opinion, which one or more is the most appropriate for statistical analysis. Explain. 3. Compare and contrast the characteristics of continuous and discrete variables. What […]

Write a custom R function that takes any univariate dataset and calculates the mean, minimum, maximum, and standard deviation.

addPercent <- function(x){ percent <- round(x*100, digits = 1) result <- paste(percent, “%”, sep = “”)   return(result) } Below are a few output results from this function.  > addPercent(.1) [1] “10%” > addPercent(10) [1] “1000%” > addPercent(10.1) [1] “1010%” > addPercent(0.1443) [1] “14.4%” Write a custom R function that inputs a temperature in Fahrenheit […]

Examine the combined graph of the scatter plot and your function and discuss yourobservations.For instance, how close does the graph of your function come to the graph of the actual data?How could you improve your trigonometric function?Discuss possible reasons for any differences between the average monthly temperature valuesfrom the data and those determined by your trigonometric functionvalues.

1.With your group members, choose a city of interest that is not Jacksonville, Florida. State the city and state, or city and country of choice: __________________________________________2.Find the average monthly temperature in degrees Fahrenheit for«your city goes here»for the months January 2020–January2021.The website Weather Underground (http://www.wunderground.com> Full Forecast> History > Monthly > Summary) is a good […]

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