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Illusion [34]
4 years ago
15

The mathematics department at a community college collected data for the number of students enrolled in 40 math classes over the

course of one year. The following stem-and-leaf display shows the total number of students enrolled in each class. Choose the statement below that describes the enrollment data. Key: 10|5 denotes 105 students; 7|2 denotes 72 students3 6 6 7 8 9 4 2 3 3 6 6 5 3 3 8 9 6 2 2 3 5 9 7 2 5 7 8 0 0 3 7 7 9 1 3 5 7 10 0 2 5 7 1 1 3 4 12 1 2 2 A. The distribution of the number of students enrolled in each of 40 math courses is skewed to the right, with a typical class size of 69 students. The smallest class size was 36 and the largest was 122. B. The distribution of the number of students enrolled in each of 40 math courses is unimodal and symmetric. The smallest class size was 36 and the largest was 122. The center (as measured by the median) of the distribution was around 73 students. C. The distribution of the number of students enrolled in each of 40 math courses is skewed to the left, with a typical class size of 88 students. The smallest class size was 36 and the largest was 122. D. The distribution of the number of students enrolled in each of 40 math courses is nearly uniform. The smallest class size was 36 and the largest was 122. The center (as measured by the median) of the distribution was around 73 students. E. The distribution of the number of students enrolled in each of 40 math courses is nearly uniform. The smallest class size was 36 and the largest was 122. The center (as measured by the median) of the distribution was around 88 students.
Mathematics
1 answer:
Colt1911 [192]4 years ago
6 0

Answer:

D.

Step-by-step explanation:

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Nady [450]

Mean : The average of all the data in a set.

Median : The value in a set which is most close to the middle of a range.

Mode : The value which occures most frequently in a data set.

12,9,12,11,10,18,7,19,13,19

Mean = 13 (Average)

Median = 12 (Middle)

Mode = 12, 19 (most common)

8 0
3 years ago
Marshall uses 10 ounces of pineapple
garik1379 [7]

Answer:

20 ounces

Step-by-step explanation:

the ratio for 10 ounces of pineapple  juice to make 25 ounces of fruit punch is 2:5

so x:150

x = 20

3 0
3 years ago
Fill in the blanks please!!
galina1969 [7]

Answer:

6,I can't help with the second one I wasn't good with that parallel lines

Step-by-step explanation:

Y2-Y1. So 3-9. 6

--------- - - -- = - - =6

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4 0
3 years ago
What is 3k +2 ( 5k - 3) = 7
polet [3.4K]

Answer:

k= -0.2

Step-by-step explanation:

3+2(5k-3)=7              (original)

3+10k-6=7                 (distribute 2 in (5k-3))

9+10k=7                    (combine like terms 3+-6)

10k=-2                       (subtract 9 on both sides to isolate k)

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3 years ago
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algol [13]

Answer:

Step-by-step explanation:

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0 - 5 = -5

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-5 / -4 = 1.25

So m, or the slope, is equal to 1.25.

To find the y-intercept, make a table like the second picture. Choose one of the ordered pairs as the given. I used 1,0.

0,?

1,0

Now find the change in x, which in this case, is 1. Then set up something like picture three.

1.25/1 = ?/1

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Now backtrack to get:

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Now we know what is y when x is 0, we know the y intercept and can make the equation:

y = 1.25x - 1.25

5 0
2 years ago
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