A box has three cards numbered 1, 2, and 3
A bag has three balls labeled A, B, and C
David will randomly pick a card from the box and record the number chosen.
Then he will randomly pick a ball from the bag and record the letter chosen.
Give the sample space describing all possible outcomes.
Then give all of the outcomes for the event that the letter chosen is C.
Use the format 1 A to mean that the number chosen is 1 and the letter chosen is A.
If there is more than one element in the set, separate them with commas.

Atest of sobriety involves measuring the subject's motor skills. a sample of 31 randomly selected sober subjects take the test and produce a mean score of 64.4 with a standard deviation of 2. a claim is made that the true mean score for all sober subjects is equal to 65. for each part below, enter only a numeric value in the answer box. for example, do not type "z =" or "t =" before your answers. round each of your answers to 3 places after the decimal point. (a) calculate the value of the test statistic used in this test. test statistic's value = (b) use your calculator to find the p-value of this test. p-value = (c) use your calculator to find the critical value(s) used to test this claim at the 0.2 significance level. if there are two critical values, then list them both with a comma between them. critical value(s) =