A Normal Distribution Has a Mean of µ = 100

question 64

Short Answer

A normal distribution has a mean of µ = 100 with σ = 20.Find the following probabilities:
a. p(X > 102)
b. p(X < 65)
c. p(X < 130)
d. p(95 < X < 105)

Understand how to rank data and deal with ties in non-parametric tests.

Appreciate the importance of study design in selecting appropriate statistical tests.

Formulate null and alternative hypotheses for non-parametric tests based on study objectives.

Understand the concepts and purposes of different control charts in monitoring production processes.

---

Definitions:

Proxy Pretest Measure

An indirect measure or an approximation used to gauge participants’ status before the actual pretest in an experimental study, usually when baseline measures are not available.

Counseling Technique

A strategy or method used in counseling to facilitate communication, address client issues, and promote emotional and psychological healing or development.

Random Assignment

A method used in experimental designs to randomly allocate subjects to different treatment groups, ensuring that each group is likely to be similar before treatment.

Treatment Groups

Groups in an experiment that receive the experimental treatment or intervention, whose outcomes are compared to a control group.