Answer:
2/10
Step-by-step explanation:
2 of the letters are vowel:
E and I
Answer:
B. 12.5
Step-by-step explanation:
We have the lowe confidence interval = 185
The upper confidence interval = 210
Mean of X = (lower confidence + upper confidence interval)/2
Mean of X = 185 + 210/2
= 197.5
The margin of error = the upper confidence interval - mean of X
= 210-197.5
= 12.5
Yes, because there are common factors in the equation. therefore showing you can group