# Discussion board quantitive methds and analysis

write 4-6 paragraphs and answer the following:

Week One

Statistics is used in almost all fields of human endeavor. Suggest some ways statistics can be used in sports, public health, education, and surveys

Week Two

Data are organized into frequency for specific reasons. List five reasons for organizing data into a frequency distribution.

Week Three

Data can be summarized using measures of central

tendency such as mean, median, mode and midrange. What is the relationship between mean and median ?

week4

Define sample space. What is the difference between an

outcome and an event

week5

Data can be described using measures of variation such as range, variance, and standard deviation. What is the relationship

between variance and standard deviation?

week6

What are the characteristics of a normal distribution? What is the total area under the standard normal distribution curve and about what percentage area under the normal distribution curve falls within one, two and three standard deviations?

week 7

What is the difference between a point estimate and an interval estimate

of a parameter.

week 8

What is meant by the statement that two variables are related? Give an example of a correlation study and identify the independent and dependent variables.