Blog

If 5 process steps (departments) all have a service level of 90 %, what is the overall service level of the process?

For menopausal women who cannot take estrogen for hot flashes, other treatments that may be effective include all of the following EXCEPT:

Is the cellulose shown here cellulose I or  cellulose II? How did you decide?

Cellulose undergoes peeling reaction in alkaline conditions whereby a glucose molecule is cleaved off at a time. a. Is glucose cleaved off from the reducing end or nonreducing end of a cellulose chain? b. After peeling reaction, could glucose be isolated as a fermentation feedstock for ethanol production? Please explain. 

A researcher sought to find out which of two exercises were more effective in building endurance measures as VO2max. One group exercise A, and another group used exercise B. At the end of study, the researcher should compare the two groups’ scores by using a __________. 

A ____________ is when we reject the null hypothesis however the null hypothesis is actually true and there is not difference between groups.  This is considered a false positive. 

A correlation of -.7 would be considered a strong correlation 

Causes for scientific misconduct include the following 

The null hypothesis states that there will be no difference between the mean of group 1 and the mean of group 2. At an a = 0.05, What type of error is made when the obtained p value = 0.03 and the statistical decision was to reject the null and state that there is a difference between group means. 

Cohort studies are the highest level of evidence