MTH120.02: Elementary Statistics

Ripon College, Spring 2008

Karl Albert Beres, Instructor

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Semi-final Exam:

Tuesday, May 6, 8:00-11:00, TW104

Based on: Topics 16, 17, 19-22, 24-28.

Bring a calculator. Any necessary tables will be provided. And scratch paper with possibly useful formulae on it.


Test #3: An Answer Key, named Test#3Key.xls, is in the course folder

Thursday, April 10, 8:00-9:55, TW104

Based on: Topics 17, 19, 20, 21, 22, 24 (but NOT Topic 23)

Bring a calculator. Any necessary tables will be provided.
Also, the confidence interval and/or test statistic formulae found on the following pages of the text will also be provided.

pp. 336, 375, 395, 418, 420 (but with the misprint corrected), 441

Note, however, that only the formulae will be provided. It's up to the student to know which formula is which, and what the notations stand for.

Test #2: Answer Key

Thursday, March 6, 8:15-9:55, TW104

Based on:

Topic 8: median, mean, resistant measures
Topic 9: standard deviation, IQR, empirical rule, z-score
not Topic 10
Topic 11: probability of an event, sample space, expected value of a random process
Topic 12: normal distribution, Standard Normal Probabilities Table, but not normal probability plots or inverse problems
Topic 13: notation: n, x, p-hat, pi, and Central Limit Theorem
Topic 16: confidence interval for a proportion, including its technical conditions

Bring a calculator. Any necessary tables will be provided.

Test #1: Answer Key

Thursday, February 7, 8:15-9:55, TW104

Based on:

Topic 1: observational unit, variable, categorical, quantitative, binary; plus continuous, discrete, qualitative
Topic 2: distribution, dotplot; plus chartjunk
Topic 3: population, sample, parameter, statistic, explanatory and response variable, sampling bias, observational study
Topic 4: simple random sampling, use of a table of random digits; plus sampling with and without replacement, the Excel formula for generating random integers in a range such as 1 to 6 or 0 to 9
Topic 5: experiment
Topic 6: two-way table, segmented bar graph, conditional distribution, independent, Simpson's paradox
Topic 7: center, spread, shape, outlier, symmetric, skewed to the left or right, histogram, but not stemplots