Answer:
4.19
Step-by-step explanation:
Find the mean:

Find the standard deviation:

Yes
All the first numbers are different so it does not make a vertical line
Answer:
4
Step-by-step explanation:
count with your fingers
Answer:
The first one is 12
second one is 1
third one is 23
last one 5
Step-by-step explanation:
To convert a mixed number into an improper fraction<span>, multiply the whole number by the denominator and add it to the numerator. This becomes the numerator of the </span><span>improper fraction, so 3 x 2 = 6 + 5 = 11 so, your answer should be 11/2</span>