Sunday

December 21, 2014

December 21, 2014

Posted by **Anonymous** on Tuesday, October 5, 2010 at 7:19pm.

Round your answer to the nearest hundredths. .

- statistics -
**MathGuru**, Tuesday, October 5, 2010 at 8:14pmMargin of error = (z-value)(sd/√n)

Find the z-value using the z-table for 90% confidence. You will need the standard deviation and the sample size to finish the calculation.

**Answer this Question**

**Related Questions**

Algebra 2: Prob and Stats - A survey of 480 high school students found that 37% ...

statistics - 2. The new Twinkle bulb has a standard deviation hours. A random ...

Statistics - An opinion poll asks a random sample of 100 college seniors how ...

statistics - 1. The new Twinkle bulb has a standard deviation σ = 34 hours...

Statistics- Math - Assume that a random sample is used to estimate a ...

statistics - In a poll of voters in a certain city, 32% said that they backed a ...

statistics - Refer to Table 1 in the article “Snail Shells in a Practical ...

statistics - The new Twinkle bulb is being developed to last more than 1000 ...

Statistics - In a poll of voters in a certain city, 32% said that they backed a ...

math - The new Twinkle bulb is being developed to last more than 1000 hours. A ...