DATA analysis
cenus investigation sampling analysis of past trends
census investigation sampling analysis of past trends
When you are estimating, you're making an educated "guess". For example, if there's water in a cup, you see that the water is clearly between 300 mL and 310 mL, so an estimation would be anything in between those two values. When you are guessing, you have no foundation to base it on. For example, lets take the water in the cup again. W/o looking at the measurements at all, with no knowledge you make the statement: The cup has about 1000mL of water.
Yes, the duration of something is a quantitative measure because it can be expressed in numerical terms, such as seconds, minutes, hours, or days. This allows for objective comparison and analysis of different durations. Quantitative data provides a clear framework for understanding how long an event or process lasts, making it essential in various fields, from science to everyday life.
Correlation and regression analysis can help business to investigate the determinants of key variables such as their sales. Variations in a companies sales are likely to be related to variation in product prices,consumers,incomes,tastes and preference's multiple regression analysis can be used to investigate the nature of this relationship and correlation analysis can be used to test the goodness of fit. Regression can also be used to estimate the trend in a time series to make forecast
Making measurements every five minutes is an example of collecting data at regular intervals or time points. This approach can provide a detailed and consistent picture of changes or trends over time.
On the contrary, making measurements is an essential aspect of gathering data. Measurements provide quantitative information that allows for the collection and analysis of data. Without accurate measurements, it is difficult to obtain reliable data for decision-making or research purposes.
Doing a cost-benefit analysis
Recording measurements properly is important to ensure accuracy and consistency in data collection. It helps to avoid errors and misinterpretations, and provides a reliable basis for analysis and decision-making. Properly recorded measurements also allow for replication of experiments and verification of results.
Multiple measurements can be used in data analysis to provide a more comprehensive understanding of a situation. By considering various data points, patterns and trends can be identified, leading to more informed decision-making. This approach allows for a more accurate assessment of the situation and can help in predicting future outcomes with greater certainty.
Measurements are crucial in gathering accurate and precise data. They provide a quantitative basis for comparisons and analysis, ensuring consistency and objectivity in the data collected. Without proper measurements, the data may lack reliability and validity, making it difficult to draw meaningful conclusions from the findings.
That's because doing science typically involves making many measurements. For example, if you do lab exercises in science, you might measure an object's length
Making careful sketches and Taking careful measurements
Measurement analysis involves using data to evaluate, interpret, and make decisions based on the results of measurements. Knowledge management involves capturing, organizing, and sharing knowledge and information within an organization to improve decision-making and performance. Both practices are essential for effective decision-making and continuous improvement.
to get the right measurements of ingredients for making more or less of what you are cooking
analysis of demand contribute to business decision making
Empirical