Questions: Consider the value of t such that 0.025 of the area under the curve is to the left of t. Assuming the degrees of freedom equals 28, determine the t-value. Round your answer to three decimal places.

Consider the value of t such that 0.025 of the area under the curve is to the left of t.
Assuming the degrees of freedom equals 28, determine the t-value. Round your answer to three decimal places.
Transcript text: Consider the value of $t$ such that 0.025 of the area under the curve is to the left of $t$. Step 2 of 2: Assuming the degrees of freedom equals 28, determine the $t$-value. Round your answer to three decimal places.
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Solution

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Solution Steps

Step 1: Identify the Given Information
  • The area to the left of \( t \) is 0.025.
  • Degrees of freedom (\( df \)) = 28.
Step 2: Use the t-Distribution Table or Calculator
  • Look up the \( t \)-value corresponding to a left-tail probability of 0.025 with 28 degrees of freedom.
  • Alternatively, use a statistical calculator or software to find the \( t \)-value.
Step 3: Round the Result
  • Round the obtained \( t \)-value to three decimal places.

Final Answer

\(\boxed{-2.048}\)

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