Which of the following is the correct formula for converting a z score to a raw score? Which of the following is the correct formula for converting a z score to a raw score? X=(Z)(SD)+M X=(M)(SD)+Z X=(Z-M)/SD X=(Z-SD)/M X=(M)(Z)+SD

When manually calculating a Mann-Whitney analysis, the first step is to organize your data in numerical order, from lowest to highest. Which of the following statements is true about this step in the analysis process. Group of answer choices The data should be squared before you sum the data. The data from both groups should be combined before ranking the data. The data should be summed (added) before ranking the data. The data should be ranked with each group independently.

R2 represents the proportion of the variance of the error term that is explained by the independent variable.  True/False

A researcher tests whether his students are smarter than the general population. He knows the mean of the population is 100 for the Wechsler Adult Intelligence Scale. He tests the mean of his student’s scores against the mean of the population. What kind of t-test should be used?

R2 represents the proportion of the variance of the error term that is explained by the independent variable. True/ False