Chi Square tests are used to analyze qualitative data such as opinions, observations or surveys and categories. There are two types of Chi Square tests that this Unit discusses; Goodness of Fit and Test of Independence. Define both and give an example of how your organization could use either the Chi Square Goodness of Fit test or Test of Independence to analyze data that they collect. Make sure to include what data would be collected and how.

Q: What are the differences between quantitative and qualitative data, as well as the advantages and…

A: Qualitative data are also known as data of attributes is defined as the data that approximates and…

Q: The key to making sound decisions is to know what information is needed to make an abrupt decision…

A: Given statement, The key to making sound decisions is to know what information is needed to make…

Q: Qualitative variables can be divided into two types:

A: In the given problem we have to answer the question, Qualitative variables can be divided into two…

Q: What is the difference between proportions and qualitative variables?

A: Any variable is classified as qualitative and quantitative variables.Qualitative variables are…

Q: disp hp qsec wt Use the following visualization to answer questions 2 - 4. mpg drat drat mpg qsec wt…

A: The three variables displacement, horsepower, and weight have the strongest negative correlations…

Q: The top schools HCC students transfer to are below from highest to lowest.  This type of data is…

A: We have given the following statement

Q: The "fishing" approach to data analysis refers to what?

A: " fishing" is a data mining  practice in which large volumes of data are analyzed seeking any…

Q: An business reviews data on the daily amount of calls it receives. Are the data discrete or…

A: Discrete Variable: A variable which assumes only specified values within a given range is a discrete…

Q: There are two types of variables – categorical and numerical, sometimes referred to as qualitative…

A: From the given information, there are two variables, categorical and numerical variables. Here,…

Q: mode can be more than one in a data set but medium cannot.explain in two lines.

A: Mode: Mode is the most frequent observation in the data set. So, it is possible to have more than…

Q: How do the fares for airlines that directly compete compare? The accompanying table contains…

A: The appropriate hypothesis for the required test is H0: μA=μBH1: μA≠μB To test these hypothesis we…

Q: a. What is the approximate percentage of the Chipotle meals that have between 462 and 1678 calories?…

A: The 68-95-99.7 rule states that 68% of the data lies within 1 standard deviation distance from mean…

Q: When a researcher collects data from its original source, this is considered  a. quantitative data…

A: We have  to find correct option for question

Q: Why do you think it is important for a researcher to do a background research to the chosen…

A: It generally supports the question, what did we know about this topic before I did this study?…

Q: How will statistics play a part in a health provider's career?

A:

Q: In a study looking at undergraduate students’ perceptions of sense of community at their university,…

A: The proposed analysis is to study the perceptions of student for sense of community. This is a task…

Q: The data used for this assignment was extracted from a NBC News website story that appeared on…

A: 127 1050 130 1050 101 700 88 670 83 640 87 640 89 560

Q: How to interpret scatterplots Positive, Negative, or little or No Relationship?

A:

Q: body mass index (BMI) of a person is the person's weight divided by the square of his or her height.…

A: Here , we want to test the claim that the mean BMI of US adults in the current year is greater than…

Q: Describe the four levels of data measurement, and provide examples of when each method might be…

A: Scales of measurement refer to ways in which variables/numbers are defined and categorized. Each…

Q: Identify two main types of graphical displays that are used for qualitative data.

A: Qualitative variable: A variable that is used for classification of individuals based on some…

Q: For qualitative data, the mode is the best measure of center. True

A: Given data: For qualitative data, the mode is the best measure of center. Answer: True or false

Q: The Buyer's Guide section of the website for Car and Driver magazine provides reviews and road tests…

A: Given the buyer's guide section of the website for Car and Driver Magazine provides reviews and road…

Q: Explain the meaning of an element, a variable, an observation, and a data set.

A: In the context of statistics, an element is an object on which a measurement is taken. Elements are…

Q: Determine whether the variables is qualitative or quantitative number of infants born in a month

A: Let QlV denote qualitative variable. Let QnV denote quantitative variable.

Q: Determine whether the following variables are qualitative or quantative, and explain why.  The breed…

A: Qualitative variables take on values that are names or labels. The color of a ball (e.g., red,…

Q: Which of the following would be the least helpful type of data to a car manufacturer when making…

A: Manufacturer when making business decisions on the basis of provided data

Q: The following histograms were created using the same motor fuel octane data. Compare the histograms.…

A:

Q: In a study, the data you collect is Number of traffic tickets. What is the level of measurement?.

A: In statistics, the level of measurement refers to the mathematical properties that the data…

Q: This question utilizes the BookPrices data set found in the resampledata package. This data set…

A: The data to be used in R is BookPricesThe sample data obtained from R is as followsIt is required to…

Q: Mode can be more than one in a data set but medium cannot be.explain

A: Median: The median is the middle value in an ordered sequence of data. If there are no ties, half of…

Q: How do you explain the variables of a histogram?

A: Histogram is a visual representation by showing the frequency of data that fall within a specified…

Q: What is the difference between a bar chart and a histogram? Why are the bars separated in the former…

A: Bar chart (B) is used to summarize the categorical data where each bar represent each category.…

Q: There is a branch of mathematics that deals with numbers, surveys and the collection of data called…

A: “Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: why do you think the data presented this way?

A: The 2 different factors considered are: Human Factors Land Use Ozone Aerosols Greenhouse…

Q: Define the term Qualitative variable with example?

A: Qualitative variable:  The variables which are not numerical  are called as Qualitative variables.…

Q: Explain if two variables consist of nominal data?

A: Nominal Data: This  is used to label variables without providing  values that are quantitative in…

Q: Explain why the data that come from the BBS are considered to be indices (not true population…

A: The North American Breeding Bird Survey (BBS) has been the cornerstone of continental bird…

Q: if you were to describe a population or a basic data set, what measures/ graphics would you need and…

A: Theoretical Measures: (1). Central Tendency (mean, median, mode, etc.) describe where center or…

Q: Please complete the following question. Make sure you are responding to all parts of the question.…

A: The level of measurement for variables is- Participant number (ID) - Nominal Number of awards -…