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Andru [333]
3 years ago
10

The dot plot shows the number of classes per semester that a group of boys and girls have chosen to take in their freshman year

of college. Which statements correctly describe the two data sets?
boys

0-
1- 3 boys
2- 7 boys
3- 6 boys
4- 2 boys
5- 1 boy
6- 1 boy

girls

0-
1- 2 girls
2- 4 girls
3- 7 girls
4- 4 girls
5- 1 girl
6- 2 girls

(choose all that apply)

1.) The difference of the means is 1.5.

2.)The difference of the means is 0.5.

3.)The difference of the means is about one-third the mean absolute deviation of either data set.

4.)The difference of the means is 1.

5)The difference of the means is about one-half the mean absolute deviation of either data set.
Mathematics
2 answers:
jarptica [38.1K]3 years ago
6 0

Answer:

The answer is 2 and 3

Step-by-step explanation:

Elina [12.6K]3 years ago
3 0

Answer:

2 and 3

Step-by-step explanation:

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A person's resting heart rate is typically between 60 and 100 beats per minute. Noah looks at his watch, and counts 8 heartbeats
Pavlova-9 [17]

Answer:

No, his heartbeat is 48 beats per minute (12 beats below the minimum beats per minute of a typical person's heartbeat (60 beats)).

Step-by-step explanation:

Every 10 seconds, Noah's heart beats 8 times.

Therefore, every 1 minute, his heart beats 48 times.

Noah's heartbeat is below a typical person's resting heart rate.

4 0
4 years ago
If there is no relationship (linear or otherwise) between two quantitative variables as observed on a scatterplot, the value of
Ainat [17]

Answer:

Option 3)  Closer to 0      

Step-by-step explanation:

Correlation:

  • Correlation is a technique that help us to find or define a relationship between two variables.
  • A positive correlation means that an increase in one quantity leads to an increase in another quantity
  • A negative correlation means with increase in one quantity the other quantity decreases.
  • Range of Correlation

Values between 0 and 0.3 tells about a weak positive linear relationship, values between 0.3 and 0.7 shows a moderate positive correlation and a correlation of 0.7 and 1.0 states a strong positive linear relationship.

Values between 0 and -0.3 tells about a weak negative linear relationship, values between -0.3 and -0.7 shows a moderate negative correlation and a correlation value of of -0.7 and -1.0 states a strong negative linear relationship.

  • A value of 0 tells that there is no correlation between the two variables.

Thus, for the given situation, if there is no relationship between two quantitative variables then the value of the correlation coefficient, r, is close to 0

4 0
4 years ago
will give brainslist!!!!! A local high school has 1250 students in grades 9 through 12. Twenty-eight percent of the students in
UNO [17]

Answer:

175 ride the bus

Step-by-step explanation:

28% of 1250 = 350

350 ÷ 2 = 175

7 0
4 years ago
Read 2 more answers
Find the value of X
geniusboy [140]
Here, angle (3x-1) is supplementary with 5x, so their sum would be equal to 180

3x - 1 + 5x = 180
8x = 180 + 1
x = 181/8
x = 22.625

Hope this helps!
8 0
4 years ago
Which value for __ makes the equation true?
Anastaziya [24]

Answer:

A

Step-by-step explanation:

If you convert the equation you get

20/100=x/10

and convert the 20/100

so 2/10=x/10 so A or 2

4 0
3 years ago
Read 2 more answers
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