The table shows the test scores of students who studied for a test as a group (Group A) and students who studied individually (Group B). Which would be the best measures of center and variation to use to compare the data?

The scores of Group B are skewed right, so the mean and range are the best measures for comparison.
Both distributions are nearly symmetric, so the mean and the standard deviation are the best measures for comparison.
Both distributions are nearly symmetric, so the median and the interquartile range are the best measures for comparison.
The scores of both groups are skewed, so the median and standard deviation are the best measures for comparison.

on monday rodney ate 1/4th of the sandwich = 3/12

on tuesday he ate 1/3rd of the sandwich = 4/12

therefore in total he has eaten = 3/12 + 4/12 = 7/12

thus we can say that he has eaten 7/12 of the sandwich on monday and tuesday alltogether.

happy to

pls mark as brainliest.

1^3 + 2^3 + 3^3 +4^3 = (1+2+3+4)^2

step-by-step explanation:

i am only able to answer the first part. i am not sure about the second part. sorry

from the sentence, "tomorrow morning, akiko will arrive an hour late" depicts a third person perspective because it doesn't use any pronoun to replace akiko, the subject of the sentence, and it is in singular form since akiko is only one person.

answer: 8 years

step-by-step explanation:

the explanation is that in 8 years the child will be 20 and in 8 years the father will be 40 and 20 is half of 40.