The world’s Largest Sharp Brain Virtual Experts Marketplace Just a click Away
Levels Tought:
Elementary,Middle School,High School,College,University,PHD
| Teaching Since: | May 2017 |
| Last Sign in: | 434 Weeks Ago, 4 Days Ago |
| Questions Answered: | 66690 |
| Tutorials Posted: | 66688 |
MCS,PHD
Argosy University/ Phoniex University/
Nov-2005 - Oct-2011
Professor
Phoniex University
Oct-2001 - Nov-2016
45.
|
Exercise 33 in Section 1.3 presented a sample of 26 escape times for oil workers in a simulated escape exercise. Calculate and interpret the sample standard deviation. (Hint: "2xi = 9638 and "2x 2= 3,587,566).
46. A study of the relationship between age and various visual functions (such as acuity and depth percep- tion) reported the following observations on area of scleral lamina (mm2) from human optic nerve heads ( Morphometry of Nerve Fiber Bundle Pores in the Optic Nerve Head of the Human, Experiment. Eye Res., 1988: 559—568):
|
2.75 2.62 2.74 3.85 2.34 |
2.74 |
3.93 |
4.21 |
3.88 |
|
4.33 3.46 4.52 2.43 3.65 |
2.78 |
3.56 |
3.01 |
|
a.
|
Calculate "2xi and "2x 2.
b. Use the values calculated in part (a) to compute the sample variance s2 and then the sample stan- dard deviation s.
Hel-----------lo -----------Sir-----------/Ma-----------dam-----------Tha-----------nk -----------You----------- fo-----------r u-----------sin-----------g o-----------ur -----------web-----------sit-----------e a-----------nd -----------and----------- ac-----------qui-----------sit-----------ion----------- of----------- my----------- po-----------ste-----------d s-----------olu-----------tio-----------n.P-----------lea-----------se -----------pin-----------g m-----------e o-----------n c-----------hat----------- I -----------am -----------onl-----------ine----------- or----------- in-----------box----------- me----------- a -----------mes-----------sag-----------e I----------- wi-----------ll