Question
Litmus paper, used to test pH levels, is derived from
which organism?Solution
Litmus paper is created using dyes extracted from lichens. It is an essential tool in chemistry for determining the acidic or basic nature of substances, changing color based on the pH level of the solution it is exposed to.
In Huffman Coding, which property ensures that no code is a prefix of another?
Which of the following is an example of an independent variable in a data analysis model that predicts employee productivity based on training hours?
Which of the following functions in Excel is used to combine data from multiple columns into one?
Which of the following is the key difference between probability-based and non-probability-based sampling techniques?
In regex, [0-9]{3} matches:
How can predictive analysis significantly enhance healthcare outcomes?
A company has a large dataset with a mix of numeric and categorical data. To ensure fair comparisons between variables, which data transformation techni...
Which of the following factors should primarily determine the sample size in a data analysis project?
Which of the following best describes quantitative data in a business analysis context?
You are analyzing sales data and notice missing values in some of the records. What is the most appropriate first step to take during the data analysis ...
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