The school newspaper claims that 45% of SMCstudents have iPhones. You think it's more. Yousimple random sample "G" students and "L" say thatthey have iPhones.Is there sufficient evidence at the 5% significancelevel (a = .05) to indicate that the percent ofstudents with iPhones is more than 45%Show ALL work (or tell me what you plug into yourcalculator). Use specific wording like we do in class.G = 120 L =_6OHo:Ha:Test statistic:p-val:Statistical conclusion:Conclusion in plain English:

To infer, if the proportion of SMC students with iPhones are truly higher than the claimed…

Answered: The school newspaper claims that 45% of…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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Create a Study For this discussion, you will come up with an example of a situation in which two means would need to be compared, and describe which test would be the most appropriate. Develop a main response in which you address the following: Describe a possible study that could be conducted to compare two groups means. What would the main topic be? What groups would be compared? What data would be collected? Identify the test that would be the best choice to compare the group means. Explain why this test is the most appropriate for your example.
Hello Sir.Good Evening. I have a question in my home work related Statistics lesson. The following below is my question.Please advise and Thank you so much.
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A marketing agency wanted to determine if a new commercial changed people's opinion about a company. They recruited n=30 participants to watch the commercial. First, everyone was givien a survey to determine their attitudes toward the company. Then, everyone watched the new commercial. Finally, they were given the same survey again and asked about their attitudes toward the comapny after seeing the commercial. The agency wanted to see if attitudes were changed by the commercial. What statistical test should they use?
State the conclusion for the test. Give reason for your answer.
What percent of females thought that they were almost certain to be married in the next 10 years?
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Twenty years ago, 47% of parents of children in high school felt it was a serious problem that high school students were not being taught enough math and science. A recent survey found that 293 of 900 parents of children in high school felt it was a serious problem that high school students were not being taught enough math and science. Do parents feel differently today than they did twenty years ago? Use the a = 0.01 level of significance. ... Find the test statistic. Zn = (Round to two decimal places as needed.) %3D
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The Bureau of Labor Statistics reports that the official unemployment rate for Black people was 10.4% and 4.7% for White people in February 2015. Select all correct answers for this question. O The samples of white and black people are independent. The explanatory variable is the unemployment rate. The response variable is the unemployment rate. The response variable is race.
why are we using the number of events=19 for the sample proportion part of the equation, instead of the actual sample proportion=0.19?
Suppose you have collected data on 1000 customers who visited your company's website last week. For each customer, the time spent on the page and the total amount of customer purchases during the visit were recorded. You want to explore the relationship between these two variables. What is the explanatory variable and what is the response variable? to. Explanatory: Time spent on the page Answer: Total amount of purchases b. It is not possible since neither explains c. Answer: Time spent on the page Explanatory: Total amount of purchases

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