How to get the approximate interval of range in the given data on the table?

Q: of the midterm exam grade? (b) How many students are in this dataset? In other words, what is the…

A: Here we will solve the above example in R software  we will enter the data into excel and save it as…

Q: Why is it ideal that you report underlying frequencies when you are reporting percentages?

A: A frequency is the number of participants or cases; its symbol is the weird F. The symbol of the…

Q: a values that would allow 55% of the data to fall within the mean observing symmetry? Draw the curve…

A: Mean and standard deviation are given below:  μ = 8.70σ=2.1846 Z-score is a measure that indicates…

Q: anxiety.  The researcher randomly selected n = 5 participants and asked each to rate their sleep…

A: From the given date we want to find the y intercept.

Q: What would be the appropriate graph to drawl to show frequency and relative frequency for 70 people…

A: It is required to suggest a suitable graph to display the frequency and relative frequency for…

Q: What does a range chart show you that you may not see in a chart plotting averages?

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Q: Compute the following statistical values. a) The speed of each time class in mph (show it in the…

A: Let's start by addressing each of the statistical values and computations one by one.For a), the…

Q: I am having trouble with Frequency Distribution and the whole process. Would you help please?

A: Frequency informs you how frequently something has occurred. The frequency of an observation informs…

Q: The data for the height of women is approximately bell-shaped. If a woman’s height has a z-score of…

A: Given that  Z-score is -1.3

Q: What is interval estimates?

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Q: no rawn to scale corresponaing to the data in the exercises. a

A: by using pythagoras theorem

Q: Answers: Statistics, scores, percentages, continuous, Discrete and continuous, dichotomous,…

A: According to our guidelines, we can answer only three subparts, or the first question and the rest…

Q: The data below represents twenty weeks worth of income that Laurence earned from his lawn mowing…

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Q: 3. The police department is assessing its staffing requirements. The department expects that the…

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Q: [CLO-1] Use the data set (3,6,7,5,-9,4,10,13} to find the Interquartile Range (1QR). O 3.5 0 5 0 8.5…

A: -9, 3, 4, 5, 6, 7, 10, 13

Q: rive (a) Find and interpret the porcentile tank of a test score with a vaiue of 150. A test score of…

A: Here use given graph of test score and corresponding cumulative percentage

Q: What would be the lowest value: -- and highest value: [ --

A: The five-number summary for prices of the sample of major US airlines is, Min = 60, Q1 = 100, Median…

Q: A researcher wants to know if feelings of general happiness vary by race? Their obtained frequencies…

A: For the given data Use chi square test

Q: Which univariate graph for frequency would be reasonable to use to depict continuous data? Histogram…

A: Histogram is a graphical representation to display continuous data. In histogram, there is no gap…

Q: Which, if any, of the observations are outliers? Justify your answer please!

A: As the box plot has been created.

Q: Suppose an oceanographer monitors the daily salinity of a particular ocean in relation to the…

A: In the given scatterplot, the independent variable is Oceanic temperature and the dependent variable…

Q: Construct the FDT of Salary using your own data and list the range of your classes with their…

A: Assume we have a sample dataset of 50 employees in a company, with their corresponding salaries:…