Using the dataset below, test to see if there is a significant association between size of...

Using the dataset below, test to see if there is a significant association between size of the houses sold and the state where they are sold

(a) State what test statistic would you use, calculate the test statistic, and the p-value and your conclusions

(b) Does the data set meet all the conditions for the testing? Please explain Note: Calculate test statistic by hand or load StatKey Chi-Sq Test for Association and use the Homes For Sale (Size by State) data set CA NJ NY PA Total Big 7 6 7 3 23 Not 23 24 23 27 97 Total 30 30 30 30 120

Solutions

Expert Solution

THe detailed worked out solution given below

orchestra answered 1 year ago

Next > < Previous

Related Solutions

Work these in R. Using library(resampledata) and the dataset Spruce to conduct a test to see...

Work these in R. Using library(resampledata) and the dataset Spruce to conduct a test to see if the mean difference in how much the seedling grew (in height) over the course of the study under these two treatments are significantly different from each other. Answer the following: a) Set up a hypothesis using appropriate notation. b)Find the value of the observed test statistic using R. c)Compute the P-value of the observed test statistic using a permutation distribution with N= 10^5-1....

We want to assess whether there is a statistically significant association between two variables. Below are...

We want to assess whether there is a statistically significant association between two variables. Below are pairs of variables, along with their method of measurement. Indicate, justifying it in two lines, for each pair, which statistical test you would use. a) Total Cholesterol (mmol/l) and Sex (Male/Female). b) Red blood cells (millions/microlitre of blood) and Body Mass Index (kg/m2). c) Foot Pain (Severe/Levere) and Obesity (Yes/No). d) Marital status (Single/Married/Divorced) and Educational level (Primary/Secondary/University studies). e) Type 2 diabetes (Yes/No)...

Chi-Square Test for Independence Using Chi-Square, we are looking to see if there is a significant...

Chi-Square Test for Independence Using Chi-Square, we are looking to see if there is a significant difference between what we would expect results to be, and what the actual results were. That is, expected vs. observed. Use alpha = .05 Listed below are data from a survey conducted recently where Males and Females responded to their happiness with their supervisor (this is fictitious data). Response Male Female Total Not at all 23 25 48 Somewhat 13 22 35 Very 26...

Chi-Square Test for Independence Using Chi-Square, we are looking to see if there is a significant...

You have been using the chi-square test of independence to test for association between two variables....

You have been using the chi-square test of independence to test for association between two variables. 1) Give an example of a pair of variables for which you would expect to find no association. 2) Give an example of a pair of variables for which you would expect to find association, but not a causal relationship. 3) Finally, give an example of a pair of variables for which you would expect to find a causal relationship.

Conduct hypothesis test to verify if there is a significant relationship between X and Y using the t test approach

9 16 8 21 6 18 5 14 8 15 6 13 9 20 5 19 7 17 Using the table above answer the following questions: Please show all your work. 1. Conduct hypothesis test to verify if there is a significant relationship between X and Y using the t test approach b. Calculate confidence interval for B 1 2. Perform hypothesis test to verify if there is a significant relationship between X and Y using the F test approach.

As the variance decreases, the power of a significant test……. As the sample size decreases, the...

As the variance decreases, the power of a significant test……. As the sample size decreases, the power of a significance test _________ Distinguish between a parameter and a statistic? What is the relationship between the Z and t distribution?

Use the following set of data to answer the question: is there a significant association between...

Use the following set of data to answer the question: is there a significant association between an immigrant’s length of time in the country and his/her level of acculturative stress, as measured by a well-being scale? The data are listed in the table below. Years Well-being In country score X Y 12 6 15 8 9 4 7 5 18 9 24 10 15 7 16 6 21 3 15 9 M = 15.20 M = 6.70 SSx = 235.60...

Example Dataset Using the "Example Dataset" and SPSS, apply the t-test to assess the following statement:...

Example Dataset Using the "Example Dataset" and SPSS, apply the t-test to assess the following statement: "Men and women have different incomes in this city." Show your calculations and copy of the SPSS output in a Word document. In a separate 250-500 Word document, address the following questions: Describe what t-test is the most appropriate and explain why. Discuss whether you used a one-tailed or two-tailed test and explain why. Using SPSS, calculate the t-test and provide the test statistic...

Information about an association between two interval-ratio variables is presented below. The association is between “the...

Information about an association between two interval-ratio variables is presented below. The association is between “the hours of screen time per day” (Y) and “years of schooling” (X). A measure of the overall association is given as well as the specific components of the OLS model. The OLS model estimates the effect of education (X) on the hours of screen time per day (Y). Association Between x and y Estimate r -0.229 Rsqrd OLS Model components Estimate Constant (a)...

Subjects