How to Find a P-Value from a T-Test Statistic

Calculate a p-value for a left-tailed, right-tailed, or two-sided t-test with a given t-test statistic.

The average SAT score in California is 531. A private high school believes their students scored significantly better on the SAT than the state average and decided to sample 20 of their students.

Using the alternative hypothesis that > 531, the high school found a t-test statistic of 1.729.

What is the p-value of the test statistic? Answer choices are rounded to the hundredths place.

• a.)
• 0.19
• b.)
• 0.20
• c.)
• 0.95
• d.)
• 0.05