Answer:
C. 2.19
Step-by-step explanation:
Answer:47 is a prime and 81 is a composite
Step-by-step explanation:47={1,47}
81={1,3,9,18,27,81}
$50000 is mean salary of 20 people
(58000 + 42000)/2 = 50000
Replace x with the value in the answers and solve for Y to see which ones match.
y = 1-4 = -3
y = -1-4 = -5
(1,-3), (-1,-5) is the answer.
Answer:Chi-square is a nonparametric statistical procedure for nominal data.
Step-by-step explanation: