Test 2 Description
Basic Information: This test has 10 problems worth 6 points each for a total of 60 possible points. The test is closed book and closed notes.
Testing Time: The entire class period will be devoted to the test. At the end of the class period, all test work must be completed. Most students who have studied the material can finish this test in under 45 minutes.
Materials Needed:
Paper  ruled notebook or graph paper 
at least 2 sheets  
Pencil  pens are allowed 
Calculator  TI83, TI84 or comparable graphing calculator 
Ruler  for drawing lines and setting up scales 
Problem Descriptions:
1  Empirical Rule problem like #3538 pp.14445 

1  Find the mean and standard deviation of grouped data as in Grouped Data Problems 

1 Find the weighted mean as in #1114 p.153 

1  Use standard scores to compare items from different data sets as in #914 pp.161 

Using data as in #2128 pp.16263, there will be four problems as described below.


1  Identify the parameter and statistic in a research objective as in Parameters and Statistics . 

1  Compare two boxplots as in Comparing Boxplots . 
Indicates the calculator has a routine which quickly does most of the work for the problem. 

Indicates a ruler is needed to create the answer for the problem. 