A researcher was interested in the anxiety present in students
just prior to the midterm exam. The research used an anxiety
self-quiz to gage the student's anxiety. The score for 30 students
are: 69,61,84,99.66.86.91.94,54,66,77,48,
70,70,86,98.56,43,70,88,78,53,85, 40,86,79,58,40,89,70. 1.
Construct a frequency table with class, frequency, relative percent
and cumulative percent that has 6 classes to describe the
distribution of the data. 2. Use the frequency table to construct a
histogram. 3. Calculate the numerical descriptive statistics mean,
median, standard deviation, and...