A Value of -2

question 107

Multiple Choice

A value of -2.01 for the t-statistic necessarily implies that ______.

• A) the mean for the first group is less than the mean of the second group
• B) the mean for the first group is greater than the mean of the second group
• C) the difference between the two means is statistically significant
• D) the distribution of scores for the dependent variable is negatively skewed

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Definitions:

Invest

Distributing financial resources with the aim of achieving financial gain or income.

Probability

A measure of the likelihood that an event will occur, often expressed as a number between 0 and 1.

Expected Value

A calculation in probability theory that summarizes the expected return or outcome from a random event or situation.

Payoffs

The outcomes or returns received from an action or investment, often quantified in terms of profit or benefit.