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tino4ka555 [31]
2 years ago
12

The breaking strengths of cables produced by a certain manufacturer have a standard deviation of pounds. a random sample of newl

y manufactured cables has a mean breaking strength of pounds. based on this sample, find a confidence interval for the true mean breaking strength of all cables produced by this manufacturer. then give its lower limit and upper limit. carry your intermediate computations to at least three decimal places. round your answers to one decimal place. (if necessary, consult a list of formulas.) lower limit: upper limit:
SAT
1 answer:
Marizza181 [45]2 years ago
4 0

The breaking strengths of cables produced by a certain manufacturer have a standard deviation of pounds. a random sample of newly manufactured cables has a mean breaking strength of pounds are 1821.9.

<h3>What are the cables?</h3>

The cables are the wires that provide the connection.

  • Round your solutions to 1 decimal place pattern imply = 1800 fashionable error = zs = 2.576[85/sqrt(100)] = 0.2576*eighty five = 21.896
  • 99% CI: 1800-21.896 < u < 1821.896
  • 99% CI: 1778.1 < u < 1821.9.

Read more about the cables :

brainly.com/question/1455721

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Why do you think the course Inclusiveness is being given for all students at university level?
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2 years ago
You want to subtract your cost of 250 in cell e6, from your selling price of 400 in cell e5, and have the result in cell e7. How
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In order to have the result of the above calculation in Cell E7, you need to use the formula<u>, "=E6 - E5."</u>

<h3>Features of Excel</h3>
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  • For subtraction, can simply use the minus (-) to deduct the figure in a cell from another cell.

To subtract the 250 in E6 from the selling price in E5, put an equal sign in E7 and select E5, put a minus (-) sign and then select E6. Press enter.

To extend this to other products, drag the part highlighted in the attachment across to the other products.

In conclusion, Excel can be quite helpful.

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