Under a normal distrubition, about what percent of the population is within two standard deviations of the mean

Under a normal distrubition, about what percent of the population is within two standard deviations of the mean? a) 50 b) 68 c) 95 d) 99

The reliability coefficient is maximized when

The reliability coefficient is maximized when a) The examinees are heterogeneous b) the examiners are homogeneous c) THe examinees are very similar d) Both b abd c are correct

Convergent and discriminate validity are methods for assessing a tests _____ Validity

Convergent and discriminate validity are methods for assessing a tests _____ Validity a) Criterion Related b) content c) Predictive d) Construct

To estimate the effect of lengthening a 100-item test to 150 items on the tests reliability you would use which of the following

To estimate the effect of lengthening a 100-item test to 150 items on the tests reliability you would use which of the following? a) Spearman-Brown formula b) Kappa-Coefficient c) Kuder-Richardson formuls 20 d) Pearson r

How to write a research report using grounded theory

The topic I am treating now is based on using qualitative analysis based on grounded theory to investigate the topic "Mature student studying at University. Please could you shed some light on how to go about writing a report on this, especially on Abstract, introduction, Methods result/discussion section .