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Illusion [34]
3 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]3 years ago
6 0

Answer:

D.

Step-by-step explanation:

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Simplify, write without exponents.
LuckyWell [14K]

it is helpful to you

4 0
3 years ago
Fosmine lounches a model rocket from a elift. The rocket goes up 16.8 feet above the cliff,
7nadin3 [17]

Answer: The final answer I got is -44.9

Step-by-step explanation:  At the first chose I put Positive, then at the second choise I put negative, at the third choose I put 16.8-(-28.1), and at the last choice I put -44.9.

3 0
3 years ago
A science test, which is worth 100 points, consists of 24 questions. Each question is worth either 3 points or 5 points. If x is
antoniya [11.8K]
We can solve this system using elimination:

(x+y=24)3
3x+5y=100

3x+3y=72
-(3x+5y=100)
0x-2y=-28
y=14

We can then plug this back into one of the original equations:

x+14=24
x=10

We can check our answer by plugging this into both of the original equations:

10+14=24
24=24

3(10) + 5(14)=100
30+70=100
100=100

Therefore, there are 10 3-point questions and 14 5-point questions.

7 0
2 years ago
Read 2 more answers
If f(x)=x^4+3x^3-x^2+6, find f(-3).
docker41 [41]

Answer:

f(-3) = -3

Step-by-step explanation:

Step 1: f(x) means "f of x" and f(-3) means "f of -3", so you have to replace all the "x" letters in the function with the value -3.

f(x)=x^4+3x^3-x^2+6\\f(-3)=(-3)^4+3(-3)^3-(-3)^2+6

Step 2: Apply the exponents. <em>Make sure you remember to put in the -3 and not just 3.</em>

f(-3)=81+3(-27)-9+6

Step 3: Use BEDMAS rules to complete the calculation.

f(-3)=81-81-9+6

f(-3)=-3

Therefore the answer is f(-3) = -3.

4 0
3 years ago
A U.S. dime has a thickness of 1 7/20 millimeters. Gary has a stack of dimes 78 3/10 millimeters tall. How many dimes does he ha
Dahasolnce [82]

Answer:

58 number of dimes.

A. $5.8

B. 131.602 grams.

Step-by-step explanation:

A U.S. dime has a thickness of 1\frac{7}{20} = 1.35 mm.

Now, Gary has a stack of dimes that is 78\frac{3}{10} = 78.3 mm in height.

Therefore, Gary has \frac{78.3}{1.35} = 58 dimes in total.

A. Now, each dime is equivalent to $0.1.

Therefore, the total value of the dimes that Gary has is $(0.1 × 58) = $5.8.

B. If each dime weighs 2.269 grams, then the mass of the entire stack of dimes will be (2.269 × 58) = 131.602 grams. (Answer)

8 0
3 years ago
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