![jessicawolfking](/avatars/31138.jpg)
jessicawolfking
25.09.2019 •
Mathematics
Last month, the seventh grade and eighth grade math classes at moore middle school collected canned goods for the local food shelter. the dot plots below show the number of canned goods collected by the classes.
the mean absolute deviation for each grade level is 1.6. the difference between the mean number of canned goods collected by each grade level is how many times the mean absolute deviation?
a. 5
b. 4
c. 3
d. 6
Solved
Show answers
More tips
- H Health and Medicine Simple and Effective: How to Get Rid of Cracked Heels...
- L Leisure and Entertainment What to Bring on a Hike? Essential Items to Pack for a Safe and Enjoyable Adventure...
- L Leisure and Entertainment Couchsurfing: A New Way to Travel...
- S Style and Beauty Autotanning: Harmful or Safe?...
- F Food and Cooking 10 Ideas for a Wedding Anniversary Gift...
- H Health and Medicine How to Reduce Sweating in the Heat and Beyond: Say Goodbye to Excessive Sweat...
- F Food and Cooking Do Aphrodisiacs Really Work? Separating Fact from Fiction...
- H Health and Medicine What to Eat to Lose Weight?...
- A Animals and plants How to Teach Your Parrot to Talk?...
- H Health and Medicine How to Improve Your Posture?...
Answers on questions: Mathematics
- M Mathematics What is the area of this figure...
- M Mathematics (c) What if a caterpillar is climbing out of a glass that is 13 inches high and can climb 1 1/2 inches in an hour but slides and falls back 1/4 inch during the...
- E English 3.When I started, I very nervous. (is) (1 Point) is am was were...
- M Mathematics What is the decimal expansion for 14 over 33?...
- B Business An example of a monopoly would be: a. the local electric utility. b. one of the few U.S. c. auto makers. d. Verizon cell phone service. e. Burger King one of many...
- B Biology Acetylcholine is found in the synapse between muscles cells and neurons. It can be broken down by the enzyme acetylcholinesterase. Which of the following describes...
- S Social Studies Based on their research, sociologists Richard Cloward and Lloyd Ohlin identified three basic gang types. The is devoted to theft, extortion, and other illegal means...
Ответ:
Mean of 7th grade class is:
420/20=21
Mean of 8th grade class:
325/25=13
21-13=8
To find how many times , divide 8 by 1.6.
8/1.6= 5 times
The difference of the means is 5 times the MAD (mean absolute deviation).
Ответ: