The two-way table shows the ages of the players on different soccer teams.
Team A
Team B
Team C
Team D
8 Years Old
9 Years Old
10 Years Old
Total
Total
21
23
14
58
col
Which statement is true?
The probability that a randomly selected player on Team A is 8 years old is
O
The probability that a randomly selected 8-year-old player is on Team C is 16
O The probability that a randomly selected player on Team C is 10 years old is
a
O
The probability that a randomly selected 10-year-old player is on Team B is 13.

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) =