Which situation would be ideal for the use of a one-way ANOVA test--the sort of test in Chapter 13, but not for any of the others that we have studied? OO You have three groups of data, corresponding to low, medium, and high levels of social media use. You want to determine whether or not the three groups differ in the number of hours of sleep they get each night. You want to determine whether the average diastolic blood pressure among members of your test group has changed due to a new drug Your data consist of pressure levels for the same patients before and after taking the drug One group of students completes a preparation program for taking the MCAT test. You have their MCAT scores. You know that the population of students taking the MCAT is normally distributed, and you know the mean and standard deviation for the MCAT. You want to know whether your group's average score differs significantly from the population mean One group of 21 patients completes a prescribed nutrition regimen. You want to compare their LDL cholesterol levels to the population. You know that the mean cholesterol level of the population, but not the standard deviation. You want to know whether your group's average score differs significantly from the population mean.