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Because Statistical Software Plays Such an Important Role in Modern

question 51

Multiple Choice

Because statistical software plays such an important role in modern statistical applications,many studies have encouraged the use of technology in statistics courses.The Guidelines for the Assessment and Instruction in Statistics Education (GAISE) (Aliaga et al. ,2005) project was funded by the American Statistical Association to examine needs for college level statistics courses.One of the six recommendations from GAISE is the use of technology for developing conceptual understanding and analyzing data.A survey was sent to students at 100 different universities across the United States to access the relationship between ease of learning the statistical software program SAS and a student's currently level of SAS proficiency.The results of the survey are published in Jackson et al. ,2011,in the International Mathematical Forum journal and are shown below. Table 1.Two-way table for ease of learning SAS and SAS proficiency level. What is the column proportion,C,for students who find SAS very easy to learn and who are not proficient in SAS?

Explain the three phases of project management.

Define and calculate slack time within a project schedule.

Describe the purpose and mechanics of the Program Evaluation and Review Technique (PERT) including expected completion times and variance calculations.

Distinguish between the Critical Path Method (CPM) and PERT, including their purposes and methods of calculation.

Definitions:

\(k + 8\)

An algebraic expression representing the sum of a variable, \(k\), and the number 8.

\(d = \frac { 3 } { 7 }\)

Represents a specific value of the variable d, which is equal to the fraction three-sevenths.

\(d = 4\)

An equation representing that the value of the variable \(d\) is equal to 4.

\(a _ { 1 }\)

Often represents the first term in a sequence or series in mathematics, particularly in formulas involving arithmetic or geometric sequences.