New bibliography - Math bibliographies - in Harvard style

In-text: (ancastermath - Linear Vs. Non Linear, 2015)

Your Bibliography: Ancastermath.wikispaces.com. 2015. ancastermath - Linear Vs. Non Linear. [online] Available at: <http://ancastermath.wikispaces.com/Linear+Vs.+Non+Linear#SlideFrame_3> [Accessed 1 March 2015].

Creating a stratified random sample To create a stratified random sample, there are seven steps: (a) defining the population; (b) choosing the relevant stratification; (c) listing the population; (d) listing the population according to the chosen stratification; (e) choosing your sample size; (f) calculating a proportionate stratification; and (g) using a simple random or systematic sample to select your sample.

In-text: (Stratified random sampling | Lærd Dissertation, 2015)

Your Bibliography: Dissertation.laerd.com. 2015. Stratified random sampling | Lærd Dissertation. [online] Available at: <http://dissertation.laerd.com/stratified-random-sampling.php> [Accessed 27 February 2015].

In-text: (Systematic random sampling | Lærd Dissertation, 2015)

Your Bibliography: Dissertation.laerd.com. 2015. Systematic random sampling | Lærd Dissertation. [online] Available at: <http://dissertation.laerd.com/systematic-random-sampling.php#ad-dis> [Accessed 26 February 2015].

In-text: (Random Sampling, 2015)

Your Bibliography: Explorable.com. 2015. Random Sampling. [online] Available at: <https://explorable.com/simple-random-sampling> [Accessed 2 March 2015].

In-text: (Systematic Sampling - Systematic Random Sampling, 2015)

Your Bibliography: Explorable.com. 2015. Systematic Sampling - Systematic Random Sampling. [online] Available at: <https://explorable.com/systematic-sampling> [Accessed 2 March 2015].

In-text: (1.3.3.26.3. Scatter Plot: Strong Linear (negative correlation) Relationship, 2015)

Your Bibliography: Itl.nist.gov. 2015. 1.3.3.26.3. Scatter Plot: Strong Linear (negative correlation) Relationship. [online] Available at: <http://www.itl.nist.gov/div898/handbook/eda/section3/eda33q3.htm> [Accessed 1 March 2015].

In-text: (Wiley, 2015)

Your Bibliography: Wiley, C., 2015. Types of Random Sampling Techniques | eHow. [online] eHow. Available at: <http://www.ehow.com/info_8295415_types-random-sampling-techniques.html> [Accessed 25 February 2015].

In-text: (Wiley, 2015)

Your Bibliography: Wiley, C., 2015. Types of Random Sampling Techniques | eHow. [online] eHow. Available at: <http://www.ehow.com/info_8295415_types-random-sampling-techniques.html> [Accessed 25 February 2015].