Kevin recorded the ages of the next 12 people who entered his grocery store. he asked his brother john to find the mean, median, and the mode of the data set: [ 6,18,8,4,18,20,10,10,21,6,17,18]. john's results are shown. mean =156/12=13. median = 20+10/2=15, mode=10.

a. determine whether john's answers are correct. if an answer is incorrect, explain his error and provide the correct response. show your work.

b. the data set was expanded to include the ages of the next three people who entered the store: 10, 12, and 52. compare the new measures of center to those in part (a), show your work.

c. determine the best measure of center for each data set. justify your answer

Which of the following is the missing term, a2, of the geometric sequence in which a1=2 and a3=200

What is the answer to this question? i'm a bit stumped. also how do i do it? 5(x - 4) = 2(x + 5)

Gexpressions: practice question 3 of 5 jackson wants to study the popularity of his music video by tracking the number of views the video gets on his website. the expression below represents the total number of views that jackson's video receives n days after he begins tracking the nu views, where b is the rate at which the number of views changes. alb)" select the statement that would accurately describe the effect of tripling a, the initial number of views before jackson beginst the rate at which the number of views changes, b, will triple. the total number of views the video has after n days, a(b)", will not change. the total number of days since jackson begins tracking views, n, will be reduced by one-third. the total number of views the video has after n days, alb)", will triple. submit