Math / Data & Statistics

QuestionAt distribution with 7 degrees of freedom is graphed below. The region under the curve to the right of $t_{0.9}$ is shaded. The area of this region is 0.9
Find the value of $t_{0.9}$ . Round your answer to three decimal places. $t_{0.9}=$ $\square$

Studdy Solution
Use a t-distribution table or statistical calculator to find the t-value corresponding to the cumulative probability of 0.1 with 7 degrees of freedom.
The value of $t_{0.9}$ is approximately:
$\boxed{-1.415}$

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