A researcher measures the relationship between education (in years) and investment gains (in thousands of dollars). Answer the following questions based on the results provided. SP = 16.25. a. Create a scatter plot of the data & Calculate r and r2 b. Report results in APA style & What do results mean? Education Investment Gains 14 8 12 11 9 10 18 14

Q: construct a histogram and scatter plot with the following data, analyse and explain the trends and…

A: Given:

Q: Use a stem-and-leat plot to display the data, which represent the numbers of hours 24 nurses work…

A: The stem and leaf plot for the given data set is given below:

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

A:

Q: PROBLEM SOLVING. Use Excel to answer the following questions. The following data set shows the…

A: The following data has been provided: Advertising Cost (x) Sales(Y) 40 385 20 400 25 395…

Q: The Q1 is 23.5. and Q3 is 31.1

A: (f)Coefficient of variation for original river’s data:

Q: Run a regression analysis on the following bivariate set of data with y as the response variable. x…

A: Hey there! Thank you for posting the question. Since your question has more than 3 parts, we are…

Q: Identify the explanatory variable and the response variable. An agricultural business wants to…

A: Response variable The dependent variable are known as the response variable. Explanatory variable or…

Q: Using the following stem & leaf plot, find the five number summary for the data by hand. 1|2 5 2|2 4…

A:

Q: Rick is a school principal, and he is trying to decide if there is a relationship between conduct…

A: We plot number of infractions on x-axis and number of student present in the school on the y-axis.

Q: n page 2 for the 8 participants.  a.Sketch a scatter plot for the data, is the relationship linea

A: Let x be the random variable such that  the average hours of sleep needed per night in order to feel…

Q: Which type of data source provides real-time data?   A. Historical data   B. Survey data   C.…

A: Data collection refers to the systematic technique of gathering and acquiring records from numerous…

Q: The mean age is years old. The median age is years old. The mode age is years old. The ages are

A: From this stem leaf plot, we can say that,  Data set of ages in years is  x  =  { 02, 05, 07, 07,…

Q: Consider the table below describing a data set of folks who have registered to volunteer at a public…

A: The variable is name.

Q: Between which two variables would you expect to see negative Association a scatter plot? A- the…

A: Negative association between two variables means that if one variable increases then other variable…

Q: In a study of looking at the amount of white blood cells and if they jag increased for HIV patients,…

A: In order to establish or study any relation between x and y variables whether they are related or…

Q: vt 14. Calculate trend values by the method of Least Square from the data given below 4. and…

A:

Q: The owner of Showtime Movie Theaters, Inc., would like to predict weekly gross revenue as a function…

A: Weekly Gross RevenueTelevision AdvertisingNewspaper…

Q: Midterm Grade 98 93 87 73 92 72 Number of Absences 88 90 75 83 62 0. 1 1 4 1 2 4 2 a) Create a…

A: Let x =  no. of absences y = Midterm Grades

Q: Create a scatter plot from the following data. Use your plot to comment on the relationship between…

A: Step 1: State the given table: Let x = speedLet y = Miles per gallon or MPG Step 2: Plot data points…

Q: Define and briefly explain the nature and structure of the following terms. Normality of data.

A: Nature and structure of normality of data are given below.

Q: A back-to-back stem-and-leaf plot compares two data sets by using the same stems for each data set.…

A: Back to Back Stem and leaf plot: In this, the values inside the two lines are called the stems, and…

Q: Here is the 5 Number Summary for a set of data: 8 10.5 14 20.7 55 If you are constructing a box…

A: Given: Data 8 10.5 14 20.7 55

Q: A sales person records the shoe sizes of the last ten sales. Draw a box-and-whisker plot of the…

A: Given Data : 6 6 6 7 7 9 9 10 10 10 11 11 12 12 14

Q: Use a stem-and-leaf plot to display the data, which represent the numbers of hours 24 nurses work…

A:

Q: A researcher is interested in determining whether age influences the level of depression experienced…

A: 1.The dependent variable is a variable or a characteristic of interest considered by the…

Q: How do you find D? Asking about the end behavior of the data?

A: To find the model that exhibits the end behavior of the data, we need to look at the possible end…

Q: The following data compare a child s age with the number of gymnastic activities child is abl…

A: d)  sample mean (x̄) = Σx/n  = 38/8 = 4.75 sample mean (ȳ) = Σy/n = 62/8 = 7.75 The equation of…

Q: Example 4 friends each choose a random number between 1 and 5. What is chance that any of them chose…

A: 4 friends each choose a random number between 1 and 5. We need to find the chance that any of them…

Q: A     marketing     manager     conducted     a     study     to     determine     the…

A:

Q: spent questions based on the results pr Create a scatter plot of the Calculater andr Report results…

A: since there are multiple questions first three subparts answered, kindly repost for more help.

Q: 4 5 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 A B countrycode 1 ARG 2 AUS 3 AUT 4 BDI 5 BEL…

A: The given data is Per-capita real GDP in 1960(relative to the USA in 1960) Average per capita…

Q: ber of grams of protein each ate per day was related to nificant relationship, predict the diastolic…

A:

Q: The number of megapixels in a digital camera is one of the most important factors in determining…

A: Correlation is the measure that used to understand the association between the two numerical…

Q: Construct a stem-and-leaf plot for the data. Stock prices (rounded to the nearest dollar). 29 63 34…

A:

Q: .Which one of the following best describes the strength of the relationship between two variables?…

A: Solution-: Which one of the following best describes the strength of the relationship between two…

Q: The accompanying table shows a portion of the median sales price of new houses sold in the United…

A: Given data: Year Price CPI 2010 218100 218.06 2011 224600 224.94 2012 240900 229.59 2013…

Bar Graphs

A bar graph is a chart or graphical representation of data. A bar chart, also known as a bar graph, is a graph or chart that displays categorical data using rectangular bars with heights or lengths equal to the values they represent. Typically, bar graphs show categorical and numerical variables grouped in class intervals. A bar graph is useful for comparing and analyzing a set of data.