When the Ratio of Negative to Positive Comments on Social

question 89

True/False

When the ratio of negative to positive comments on social media about the new Diet Pepsi was worse than is usually found with new products,PepsiCo conducted causal research to understand their consumers' behavior.

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Definitions:

Standard Deviation

A figure that gauges the scatter of data points around the mean value, demonstrating the extent of dispersion.

Test Statistic

A standardized value used in statistical hypothesis testing to determine whether to reject the null hypothesis.

Null Hypotheses

A statement used in statistical testing which indicates that no significant difference or effect is expected.

p-value

A statistical measure that indicates the probability of the observed data, under the null hypothesis, being at least as extreme as it is; used in hypothesis testing.