1. The ages of 5 employees of a small business are shown in the table.
Name Age
Tom 45
Melissa 32
Rebecca 26
Amber 23
Jonathan 19
Calculate the following:
The mean age for the data set
The deviation from the mean and absolute deviation from the mean for each employee
The mean absolute deviation for the data set
2.Branson Creek Middle School has decided to make fitness a key message to their students in the upcoming school year. As a result, they will be participating in a national fitness program. To participate, they must randomly select 15 students in the 5th grade and record their exercise time each day. The data (in minutes) are shown.
85, 80, 76, 78, 82, 88, 80, 80, 110, 85, 85, 82, 83, 88, 76
Describe the distribution of the data.
Determine the median and mean of the data.
Which measure better represents a typical value in the data set? Explain.
3.The table shows the scores of 10 students in Mr. Garcia’s 3rd period math class on their last 20-point quiz.
Name Quiz Score
Kelsey 18
Adam 12
Matthew 15
Maria 10
Victoria 13
Michael 20
Jessica 16
Anna 12
Brandon 18
Luis 6
What is the absolute deviation of Victoria’s quiz score from the mean?
A.
0 points
B.
2 points
C.
-1
point
D.
1 point
4.Logan recorded his scores the last 6 times he played his favorite video game.
Game Number 1 2 3 4 5 6
Points Scored 66 47 58 31 52 70
Which is the deviation of his score in Game 2 from the mean?
A.
8 points
B.
-8
points
C.
7 points
D.
-7
points
5.Mrs. Feinstein recorded the weight, in pounds, of each of her 8 great-grandchildren. Her data are shown.
45, 52, 31, 27, 38, 60, 44, 55
What is the mean absolute deviation of the data?
A.
0 pounds
B.
9 pounds
C.
10 pounds
D.
44 pounds
6.Branson Creek Middle School has decided to make fitness a key message to their students in the upcoming school year. As a result, they will be participating in a national fitness program. To participate, they must randomly select 15 students in the 5th grade and record their exercise time each day. The data (in minutes) are shown.
85, 80, 76, 78, 82, 88, 80, 80, 110, 85, 85, 82, 83, 88, 76
Determine which measure of variation to use to describe the spread of the data.
A.
Mean
B.
Median
C.
Range
D.
IQR
plzzzzzz help me
i need help
I have a D in math rn I CAN"T AFFORD TO FAIL OR ELSE I"LL GET HELD BACK PLZ SAVE ME
How has nobody answered this yet it’s been a whole year!
I can help with question 1 to, but I'm stuck on question 2
612 people have saw this and still no answers i will get them
balls and pp btw
im not the real one just a prank
I have only answered 4 out of the 6 questions. question number 3 is B. 2 points. Question number 4 is D. -7 points. Question number 5 is D. 44 pounds and for the last question the answer is C. range and the drop box is 9.
The multiple choice are,
3: D | 1 point
4: D | -7 points
5: D | 44 pounds
6: A | Range
6 part 2: 110-76=34
huh toot is the answer
a
b
c
c'
d
b
c