A classroom has 12 students, 8 females and 4 males. Three students are randomly selected from the classroom (without replacement) and their gender is recorded (I suggest doing an outcome tree).

Q: (e) If the essay questions reduce by 5 points each, what would be the new combination of questions…

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Q: hypothesis test

A: In a big-picture sense, the analysis of survey sampling data is easy. When you use sample data to…

Q: t-tests are widely used in public health research. Please list one scenario that two-sample t-test…

A: The t-test is a statistical technique for making a comparison between the means of two groups. It is…

Q: An absent-minded professor misplaced the business math test scores of his five students. However, he…

A:

Q: •. Find the mean, median, and mode of 9,10,1,2,9,8,-3,9.

A: We have given that the value of some observations are X: 9,10,1,2,9,8,-3,9 Number of observation= 8…

Q: Uncertainty and risk play important roles in decision-making. Discuss how these factors affect…

A: Introduction: When making decisions, we often face uncertainty and risk. Uncertainty refers to a…

Q: 2. What should you do if the p-value is low?

A: We know that, a P-value is a statistical measurement used to validate a hypothesis against observed…

Q: Describe about the A common outcome signifies.

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Q: What is the acceptance-rejection method? Explain with an example?

A: The acceptance-rejection method is the method for the continuous random variables which are…

Q: Write down the uses of histogram in decision-making process. Specify your answer with example ( in…

A: Histogram is somewhat similar to a bar chart but histogram take only a single variable but bar chart…

Q: Describe a business scenario where you would have to test more than two samples of data. What type…

A: Given information: The investigator is specially interested describe a scenario to test more than…

Q: decision tree structure? Gathering information and making judgments is what you believe is the best…

A: Solution

Q: AP Stats The College Board reported that 58.7% of allstudents who took the 2010 AP Statistics exam…

A: The hypotheses are given below: Null hypothesis: H0: p=0.587. Alternative hypothesis: H1:p>0.587.…

Q: what is the Matchings and covers ? And give Examples .

A: Let G be a graph. Here , V  is the vertex set of graph G. Also , E be the edge set of graph G. We…

Q: Describe about the Rejecting H0 Is a Strong Decision.

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Q: Some people seem to believe that you can fix anything with duct tape. Even so, many were skeptical…

A: The test is the data suggest that freezing is less successful tape in removing warts.From the given…

Q: a. A statistics class is made up of 18 men and 22 women. What percentage of the class is male? b. A…

A: We have to solve problems using formula  P(event) = no. Of favorable outcomes / total outcomes

Q: the final exam, the teacher had matched 9 students in the first section with 9 students in the…

A: The mean difference between the paired sample or dependent sample is calculated for sample of size…

Q: Please answer question in decimal form. A student is taking an exam and doesn't know the answers…

A:

Q: Are student-athletes at Division I universities poorer students than non-athletes? The National…

A: Hi, we are supposed to answer three subparts at a time. Since you have not mentioned which subpart…

Q: The test you conducted is one tail or tep tail

A: The given claim is, to test the mean BMI of US adults in the current year is lower than the mean BMI…

Q: Gap, Express, Zara, and America Online are just a few of the many companies interested in knowing…

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Q: Can you site 2 examples each about the lived experience/ situation. So I can better understand our…

A: Here we want to Kno type 1 and type 2 error.

Q: Suppose that you are responsible for making arrangements for a business convention and that you have…

A: The question is about hypo. testing Given : Popl. std. deviation prices in At ( σAt ) = $19.2 Popl.…

Q: Give an example of the Trial and Error Method?

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Q: What is the difference between a decision tree and decision table? When should you use a decision…

A: A decision table is a table that indicates conditions and actions in a simplified and orderly manner…

Q: If the researcher summarizes interview content to capture key concerns, ideas, attitudes, etc., the…

A: TRUE

Q: Explain how Matont Carlo Simulation is helpful in decision making.

A: Monte Carlo simulation is also known as the Monte Carlo Method. This method lets we see all the…

Q: Describe about two tail test.

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Q: What is the weakness of p value approach?

A: p-value is basically the probability that the null hypothesis is false. Interpretation: If p-value…

Q: What is the importance of collecting, organizing and presenting data? Minimum of 4 sentences.

A: From the given information we find the solution.

Q: You may want to create a table to help you with this problem. Consider a computer test to indicate…

A: According to the provided information, in a sample of 25 thousand people, 80% of the population…

Q: The average life of fluorescent light bulbs is at least 1600 hours.” What is the Decision Rule for…

A: See the hand writing solution

Q: Question is What do you conclude?

A: Given α=0.05            n = 39+32 =71           p0=0.5          Sample proportion p=3971=0.5493…

Q: The higher the level of significance, the more prone to errors is the decision. True or false?

A: The higher the level of significance , make it easier to reject Ho. so higher of level of…

Q: Describe about the Meta-analysis.

A: Meta-analysis: In this, study gathers information from the previous studies and seeks to identify…