According to Statista.com, workers in Brazil lead the world in paid vacation days, averaging 41 days per year. The data in this Excel file show the number of paid vacation days for a random sample of 20 Brazilian workers. a. Use Excel to construct a 95% confidence interval to estimate the average number of paid vacation days for Brazilian workers. b. Do the results from this sample validate statista.com's findings? c. What assumptions need to be made about this population? The image displays an Excel spreadsheet with the title "Document Recovery" on the left. The spreadsheet is in "Protected View," indicated by a yellow warning bar at the top which states, "Be careful—files from the internet can contain viruses. Unless you need to edit, it's safer to stay in Protected View." There is also a button labeled "Enable Editing."To the left of the main spreadsheet, under "Document Recovery," two files are listed:1. "Transfer Information (version 1)" with the date and time: 01/10/2020 20:04.2. "Transfer Information.xlsx [Original]" with the date and time: 02/06/2020 22:33.The spreadsheet itself displays a single column of data (Column A) with numbers from cell A1 to A19 as follows:- A1: 48- A2: 40- A3: 30- A4: 58- A5: 20- A6: 40- A7: 55- A8: 70- A9: 41- A10: 30- A11: 30- A12: 60- A13: 35- A14: 25- A15: 37- A16: 15- A17: 30- A18: 64- A19: 55The rest of the spreadsheet cells are blank. The tab label is "Data" at the bottom. There are no graphs or diagrams in this sheet. The Windows taskbar shows several open applications, including Excel, Chrome, File Explorer, and others.

Introduction: First, we have stored the data in cells A1 to A20 of an Excel sheet, as in the given…

Answered: According to Statista.com, workers in…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

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According to Statista.com, workers in Brazil lead the world in paid vacation days, averaging 41 days per year. The data in this Excel file show the number of paid vacation days for a random sample of 20 Brazilian workers.

a. Use Excel to construct a 95% confidence interval to estimate the average number of paid vacation days for Brazilian workers.

b. Do the results from this sample validate statista.com's findings?

c. What assumptions need to be made about this population?

The image displays an Excel spreadsheet with the title "Document Recovery" on the left. The spreadsheet is in "Protected View," indicated by a yellow warning bar at the top which states, "Be careful—files from the internet can contain viruses. Unless you need to edit, it's safer to stay in Protected View." There is also a button labeled "Enable Editing."

To the left of the main spreadsheet, under "Document Recovery," two files are listed:

1. "Transfer Information (version 1)" with the date and time: 01/10/2020 20:04.
2. "Transfer Information.xlsx [Original]" with the date and time: 02/06/2020 22:33.

The spreadsheet itself displays a single column of data (Column A) with numbers from cell A1 to A19 as follows:

- A1: 48
- A2: 40
- A3: 30
- A4: 58
- A5: 20
- A6: 40
- A7: 55
- A8: 70
- A9: 41
- A10: 30
- A11: 30
- A12: 60
- A13: 35
- A14: 25
- A15: 37
- A16: 15
- A17: 30
- A18: 64
- A19: 55

The rest of the spreadsheet cells are blank. The tab label is "Data" at the bottom. There are no graphs or diagrams in this sheet. The Windows taskbar shows several open applications, including Excel, Chrome, File Explorer, and others.

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