To fill in the rest, there's information on how many days a month get above or below a given temperature. To find out how often it rises over 70, 80 or 90 Â°F each month in Philadelphia, scroll down farther. There are also monthly and yearly counts of days with cold weather.he temperature at Philadelphia climbs into the 90s Fahrenheit for 24 days a year on average, scattered throughout late spring and summer. About once every two or three years, the thermometer here reaches 100 Â°F (38 Â°C).
Survey Research. Survey research is a commonly used method of collecting information about a population of interest. There are many different types of surveys, several ways to administer them, and many methods of sampling.There are two key features of survey research: 1  Questionnaires -- a predefined series of questions used to collect information from individuals.onsiderations for Designing a Questionnaire. 1  It is important to consider the order in which questions are presented. 2  Sensitive questions, such as questions about income, drug use, or sexual activity, should be put at the end of the survey.
Examples of quantitative research include experiments or interviews/questionnaires that used closed questions or rating scales to collect information. Applications of Quantitative and Qualitative Data. Qualitative data and research is used to study individual cases and to find out how people think or feel in detail. It is a major feature of case studies. Quantitative data and research is used to study trends across large groups in a precise way. Examples include clinical trials or censuses. When to use qualitative vs. quantitative research?