How do I input the following into Excel? You plan to conduct a survey to find what proportion of the workforce has two or more jobs. You decide on the 95% confidence interval and a margin of error of 2%. A pilot survey reveals that 5 of the 50 sampled hold two or more jobs. How many in the workforce should be interviewed to meet your requirements?

Q: describe how you would construct a 90% confidence interval to estimate the population mean age for…

A: Here, we need to discuss the steps involved in constructing the 90% confidence interval to estimate…

Q: Use the sample data and confidence level given below to complete parts​ (a) through​ (d). A research…

A:

Q: According to one source, 51% of plane crashes are due at least in part to pilot error. Suppose that…

A: a. The claim of the test is the proportion of airplane accidents due to pilot error is not 0.51 Null…

Q: A student's score on an actuarial exam is in the 78th percentile. What can you conclude about the…

A: From the provided information, A student’s score on an actuarial exam is in the 78th percentile.

Q: A clinical psychologist took a sample of four people from the population of people with anxiety…

A: The problem is asking for the variance (s²) of the given data set. Variance is a measure of how…

Q: Use the following information to answer the next six exercises. Sixty-five randomly selected car…

A: Given n=65

Q: Before the furniture store began its ad campaign, it averaged 213 customers per day. The manager is…

A: Note- As per our policy we can answer only the first 3 sub-parts of a question. If you want…

Q: A survey of 1195 CEOS finds that 717 believe the economy will improve next year. We are trying to…

A: We have given that,  Population proportion (p)= 66% = 0.66 and favorable cases (X) = 717 , sample…

Q: A magazine provided results from a poll of 2000 adults who were asked to identify their favorite…

A: Given: A magazine provided results from a poll of 200 adults who were asked to identify their…

Q: Use the sample data and confidence level given below to complete parts​ (a) through​ (d).   A…

A: Given, The sample proportion is,

Q: According to recent data by the American Marketing​ Association, 76.5​%of people in the​ 18-24 age…

A:

Q: You read a newspaper article that says that 74% of households in your town participate in a…

A: Given: n= 54 ,x= 35 p= 0.74 ,significance level(∝)= 0.1 p̂= 35 / 54 = define hypothesis;- Null…

Q: You are a researcher studying the antler size of male Alaskan Moose in a certain Alaska location.…

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Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.