Answer questions (a-d) for the following three data sets.
a= {3,5,7,9,11,12,12}
b= {1,2,2,5,5,9,13}
c= { 2,5,8,9,12,13,17}

a) find the mean of each data set
b) find the standard deviation of each data set
c) identify the data set with the largest and smallest standard deviation
d) explain what the standard deviations say about the data sets

M the table below represents a linear function f(x) and the equation represents a function g(x): x f(x)−1 −50 −11 3g(x)g(x) = 2x − 7part a: write a sentence to compare the slope of the two functions and show the steps you used to determine the slope of f(x) and g(x). (6 points)part b: which function has a greater y-intercept? justify your answer. (4 points)

Answer 20 points and brainiest ! on the board, your teacher writes an example of how to find the median. one of the numbers is erased, leaving what is shown, 18, 30, 26,12 22. what is the median? a. 10 b. 20 c. 24 d. 28

Moesha is (3g+1) years old and shanti is twice moesha age. find the sum of the ages of moesha and shanti in 2 years time. how old will shanti be when moeshas age in twice her present age? find how old moesha and shanti were 4 years ago if g= 5