13.07.2015 Views

Full set of Notes with Fill-Ins - San Jose State University

Full set of Notes with Fill-Ins - San Jose State University

Full set of Notes with Fill-Ins - San Jose State University

SHOW MORE
SHOW LESS

You also want an ePaper? Increase the reach of your titles

YUMPU automatically turns print PDFs into web optimized ePapers that Google loves.

Chem 155 Unit 1 Page 21 <strong>of</strong> 316Use this table:% confidence interval°freedom 50 80 95 991 1.00 3.08 12.71 63.662 0.82 1.89 4.30 9.923 0.76 1.64 3.18 5.844 0.74 1.53 2.78 4.605 0.73 1.48 2.57 4.036 0.72 1.44 2.45 3.717 0.71 1.41 2.36 3.508 0.71 1.40 2.31 3.369 0.70 1.38 2.26 3.2510 0.70 1.37 2.23 3.1720 0.69 1.33 2.09 2.8550 0.68 1.30 2.01 2.68100 0.68 1.29 1.98 2.63Use this formula:CIμ± ⋅ts ⋅ NNote the following:For a straight average <strong>of</strong> Npoints, the number <strong>of</strong>degrees <strong>of</strong> freedom is N-1.Complete the following table:Passenger T AVG (°F) Stdev(°F)1 101.5 1.1Lowerboundary<strong>of</strong> 80%CIUpperboundary<strong>of</strong> 80%CIIs the probability thatthe passenger’sTemp is > 102°90% or more?2 98.57 0.173 103.93 0.047Page 21 <strong>of</strong> 316

Hooray! Your file is uploaded and ready to be published.

Saved successfully!

Ooh no, something went wrong!