59 of the post cards were from the United states. Just subtract 24 from 83
Answer:
im confused what u want me to answer??
Step-by-step explanation:
Answer:
3
Step-by-step explanation:
This experiment has four groups. Each of these groups have six observations
Total number of observations = 4 x 6 = 24
Treatment degrees of freedom can be gotten by using this formula
Df1 = K - 1
= 4-1
= 3
Therefore for this question, the treatment degrees of freedom is given as 3 and the correct answer option is b.
Answer:
x+6
Step-by-step explanation: