Question
Which of the following is NOT a
base?Solution
Among the given options, C₂H₅OH (ethanol) is NOT a base. The other substances are bases: KOH- (potassium hydroxide) is a strong base. NH₄OH -(ammonium hydroxide) is a weak base. NaOH- (sodium hydroxide) is a strong base.
In defining KPIs for a marketing campaign, what is the most critical aspect a data analyst should ensure?
An employee in a financial organization receives an email claiming to be from the company CEO, asking them to urgently transfer funds to a specific acco...
Which of the following statistical methods is most appropriate for analyzing the relationship between two continuous variables?
What will be the output of the following Python code?
def modify_list(lst):
  for i in range(len(lst)):
    lst[i] = ls...
Which of the following best describes the seasonal component in time series data?
Which OOP concept ensures that the internal details of an object are hidden from the outside world, providing a clear interface for interaction?
A scatter plot reveals a strong positive linear relationship between two variables. Which of the following is the most appropriate statistical measure t...
To help a retail business increase its conversion rate, a data analyst should start by defining which of the following metrics?
Which of the following factors is most crucial when determining the appropriate sample size for a data analysis study?
Which of the following best describes the purpose of data wrangling?