Question 9 <> A political candidate has asked you to conduct a poll to determine what percentage of people support her. If the candidate only wants a 9% margin of error at a 95% confidence level, what sample size is needed? (Note: round your z-score to three decimal places.) Submit Question

Q: hello, please compare the histograms well. state their differences and similarities

A: Introduction: A Histogram is a graphical representation used to summarise discrete or continuous…

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: a. A between ANOVA or unrepeated measures were conducted where each subject does only 1 condition of…

A: The objective is to calculate the F-values in the ANOVA table.

Q: Below are exam scores from a statistics class with 25 students: 100, 88, 90, 72, 76, 64, 68, 60, 78,…

A: From the provided information, Sample size (n) = 25 The number of students who scored above a 60 is…

Q: Why should I learn statistics?

A: Statistics helps us to describe and organize data. It also helps us to make inferences from data.

Q: Briefly explain what is meant by the term “descriptive statistics”.

A: We have to describe descriptive statistics here

Q: Explain why study statistics?

A:

Q: Just answer #3 please. Question 2 has the information needed for question 3.

A: In this question we need to answer which standard deviation Sam will prefer, before we have to know…

Q: The mode score on a statistics exam was 83. Which of these interpretations is correct? A.More…

A: Given information Mode score on a statistics exam = 83 Mode = The number having highest frequency is…

Q: What should I learn statistics?

A: Given problem Given that   What should I learn statistics?

Q: what is statistics- future scenarios in terms of doing project management?

A: Statistics analysis-future scenario helpful in estimation of expecting compeletion time of the…

Q: Explain the two types of observation as used in statistics

A: There are two types of observations: 1) Qualitative observations 2) Quantitative observations

Q: Which of the following falls under secondary data? experiments observations books O survey through…

A: Solution-: We find source of secondary data from the given sources.

Q: Which are the two branches of statistics?   Hint: Two correct answers.   1. interesting…

A: Ans: Which are the two branches of statistics?

Q: In mileage consumption testing, automobiles were road-tested for both Metropolitan and Fre-…

A: metropolitan freeway 16 19 17 20 19 18 14 18 18 19 15 17 16 17 16 18 18 19

Q: This is statistics concepts and controversies please help just trying to learn ?

A: Note: Hey there! Thank you for the question. As you have posted several sub-parts of a question,…

Q: What is statistics and why do you need to use statistics in your research? How important are they?

A: Statistics: Statistics is the branch of mathematics that deals with the collection of data,…

Q: ?

A: Statistic is similar to mathematics but it can be applied in practical situations. Example, if there…

Q: n your own word define the term statistics

A: Let S denote statistics.

Q: could you please tell me why explain in simple terms why the power of a test matters to the users of…

A: Why power test is matters in statistics?  Having  enough statistical  power is necessary  to draw…

Q: what are the real-life implications of statistics in businesses? give 3 examples

A: The statistics used in all the departments of business activity like sales, purchase, production,…

Q: What are the limitations of the mean

A: A.M is a ratio of sum of observations to the number of observations.

Q: The mean of 200 items was 50. Later on it was dis- covered that two items were misread as 92 and 8…

A:

Q: Hello, I need help with my Math/statistics class. I need your help explaining on how I can create a…

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

Q: What are the real-life applications of Statistics in Business and Economics? Briefly explain at…

A: In many real life situation statistics is very useful in business and economics.

Q: What sorts of follow up questions about the statistics might you ask that person in order to obtain…

A: Statistics is a combination of applied mathematics which deals with data collection, organization…

Q: If you have data on your entire population, do you still need inferential statistics? why or why…

A: Inferential Statistics (IS) allows to make predictions.

Q: What are application of statistics and math?

A: Statistics help in providing data as well as tools to analyze the data. Some powerful techniques are…

Q: The U.S. Census Bureau reported in that, people annual income for people who never married was…

A: Given that  Sample size n =100 , for each group.

Q: We use Bar Chartsfor data measured on a continous scale and Histograms for data measured on a…

A: 1) False Bar Charts are used to represent discrete data. They are used to represent the Nominal or…

Q: In your own words, define statistical thinking.

A: Statistics is the collection, organization, interpretation of the data set. It is broadly classified…

Q: How is the goal of descriptive statistics served by putting scores in a frequency distribution?

A: It is an important part of statistics . It is widely used .

Q: what the use of Statistics in your life is. How are you going to be benefitted by studying…

A: Statistics is the science which deals with the collecting, classifying, presenting , comparing and…

Q: If the mean is lower than the median. Describe the distribution.

A: Mean is the average of the set of observations and median is middle most value of the observations.

Q: If we add a constant (say, d) for all data values, how this will affect the geometric mean ? Give…

A: Consider that x1, x2, x3, x4, x5, …. xn, are the data values. Thus, the GM (geometric men) can be…

Q: what were your thoughts on the role of statistics in engineering? 3-5 sentences please

A: Basically, Engineers work is to construct the designs , to find approximate values and to do…

Q: Is theory essential to the research process and statistics? Please Explain.

A: Introduction about Theory: Theory can be defined as the idea or concept that has no proof. It could…

Q: The accompanying table gives information on the top five countries from which residents of a…

A: Solution: We need to identify the correct graph for the given distribution.

Q: Write Two Quantitative Paragraphs about Statistics!

A: Statistics is a field which involves collection, arrangement and analysis of the data to draw…