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: | 319 Weeks Ago, 1 Day Ago |
| Questions Answered: | 27237 |
| Tutorials Posted: | 27372 |
MCS,MBA(IT), Pursuing PHD
Devry University
Sep-2004 - Aug-2010
Assistant Financial Analyst
NatSteel Holdings Pte Ltd
Aug-2007 - Jul-2017
Statistical decision 1:
A researcher compared the number of cavities of children who had used either
Toothpaste brand X or Toothpaste brand Y for a year. At the end of the year, the
researcher found that the children who had used brand X had significantly fewer
cavities than the children who had used brand Y. The difference was significant at
the .05 level.
1. What is the null hypothesis?
2. What is the research hypothesis?
3. What would be the Type I error?
4. What would be the Type II error?
----------- ----------- H-----------ell-----------o S-----------ir/-----------Mad-----------am ----------- Th-----------ank----------- yo-----------u f-----------or -----------usi-----------ng -----------our----------- we-----------bsi-----------te -----------and----------- ac-----------qui-----------sit-----------ion----------- of----------- my----------- po-----------ste-----------d s-----------olu-----------tio-----------ns.----------- Pl-----------eas-----------e p-----------ing----------- me----------- on----------- ch-----------at -----------I a-----------m o-----------nli-----------ne -----------or -----------inb-----------ox -----------me -----------a m-----------ess-----------age-----------