Question

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 µ > 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.)

  0.95

• b.)

  0.05

• c.)

  0.20

• d.)

  0.19

SUBMIT MY ANSWER

Answer 1

SOLUTION:

Given that,

Test hypothesis:

size \(=\mathrm{n}=20\)

of

Alternative

is

probability

Answer : option (b) is correct

Answer 2

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 µ > 531, the high school found a t-test statistic of 1.729. 

d = .05