To test the hypothesis that the proportion of families who p…

To test the hypothesis that the proportion of families who plan to purchase a vacation residence in Las Vegas want a stand alone house is 55%, the null hypothesis is π = 0.55 and the alternate is π ≠ .55. A random sample of 400 families who planned to buy a vacation residence revealed that 228 families want a  stand alone house. What decision should be made regarding the null hypothesis using the 0.01 level of significance? 

Keisha selects a random sample of 51 is from a normal popula…

Keisha selects a random sample of 51 is from a normal population. The population standard deviation is unknown. Assume the null hypothesis indicates a two-tailed test and Keisha decided to use the 0.10 significance level. For what values of t will the null hypothesis not be rejected? 

I certify that I have read the Academic Integrity Policy in…

I certify that I have read the Academic Integrity Policy in the course syllabus and State College of Florida’s policy on academic integrity, and I certify that this work (assignment, assessment, and/or exam) is an original work completed by me for this course. All work (and answer responses) are my original work, and I have not used any assistive technology–such as A.I. or language translation software–to compose, improve, or answer any aspect this assignment/assessment, as well as I have not used any other technology devices (i.e. additional computers, laptops, cellphones, iPads, “Hand off tasks apps/programs”, etc.) to assist in completing this assignment/assessment. Only the materials, (study guides, student taken notes, lecture notes) which have been provided and authorized by the instructor are/were to be referenced and utilized accordingly. Violations of this agreement, will resut in automatic failure and inability to retake or makeup exam/test.