Quantitative Methods and Analysis Unit 1 Db

The two most common research techniques are to randomly select a nationally representative sample and conduct either a phone or written survey of the subjects. A few researchers select individuals for their survey, but another common technique is to select a random sample of Physicians and interview them about their patients.

A disadvantage of this is that some people’s behaviour alters if they know they are being observed.

d. Survey research is one of the best methods for gathering a vast amount of original data on a large population.

There are two types of collecting data for research, which are qualitative and quantitative research. Qualitative research is used to gain a thorough explanation about a phenomena, and ‘is normally recognisable via the use of methods that include, at least, in-depth interview and group-moderation techniques’ (Bailey 2013)

There was a distinct method used in this article started off by being a survey. I believe this to be true because the author goes on to tell us the specific questions that were asked to gather the information that was needed. I conclude this to be a survey because there are specific questions asked that all the parents would get, which were the same questions yet different answers were given amongst them all. The author had a set list of questions that were asked, but when getting the responses back from the parents

The Lab One was done on Laboratory Techniques and Measurements. The first experiment with my Lab partner; we got opportunity to experiment how to conduct measurements in length by using metric conversion. We started in cm units and changed into mm by x10, and moving decimal point x1 to right. To find in meter we moved from cm to meter two decimal points to the left or double check our self divided by 100 and all records in data table 1. The second experiment was to measure temperature of how cold and hot tap water can be by using thermometer in Celsius units. From this experiment, gained knowledge that tab water doesn’t boil to 100 Celsius related to containing different

There are many different ways that I went about collecting my information and data on youth groups. Interviews

This write appreciates facts and data mostly, thus would choose a quantitative method of research. They are concise, the sampling size can be larger and the limitations to human subjectivity usually are less. It is believed that the accuracy of the study is greater and more

There are a number of methods of collecting data, some of them are – questionnaire, surveys, checklists, interviews, observations, focus group etc (Cordray, 1986; Einhorn and Hogarth, 1986).

The systematic collection of data from large number of people, normally based on a sample of the population. This method can be fast, inexpensive and efficient, produces quantitative data and easy to replicate and generalise findings due to large sample. However there can be low response rates and demand characteristics. Structured or unstructured interviews are another method that can be used.

“Problems researched with the use of appropriate methods greatly enhance the value of the research.” (Sekaran, 2003) Data can be collected through interviews, questionnaires, observations, and through other techniques, like projective tests. In even more detail, interviews can be conducted in a variety of different ways such as over the phone, through the computer, interviews through the electronic media, and face-to-face. Questionnaires can be conducted personally or administered electronically. “Interviewing, administering questionnaires, and observing people and phenomena are the three main data collection methods in survey research.” (Sekaran, 2003) As stated before, data can be collected in many different ways; however the value of the research is only greatly enhanced when personal opinions and bias is left out of the collection of data.

In this particular stage of collecting the data, one has to cognizant of the participants and the method of selection. The best method would be to conduct workshops or health fairs and then ask individuals to participate in the study. It could be that the individuals who volunteer would be glad to share the information. At times, it is best to approach people in the area when they show interest. Since this is a health issue and the participants might have the similar interest in attending the same events. There would be surveys provided to ask these individuals to

Data Collection. (Specify the data collection process that will be used and the data that will be collected from subjects. Attach all instruments to be used, such as survey instruments, interview guide, assessment tools, and data collection form for existing data.) Attached you will find a copy of the survey instrument along with the Qualtrics link for online users. Please see survey link below for online data collection below. Data collection from the online surveys will be automatically saved through Qualtrics with a protected username and password.

My field study consisted of interviewing three participants in individual private areas. The participants were chosen by availability and from different areas of the Central Valley. Their ages ranged from fifteen years old to twenty-one years old. All my participants

Sample (sampling techniques, sample size, sample characteristics) Two authors independently reviewed the references to identify studies for inclusion and extracted data to assessed risk of bias in all included studies.