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Dafna11 [192]
1 year ago
11

A poll shows that 60% of students enjoy mathematics. A random sample of 25 students showed that 80% of them enjoy mathematics. A

number generator was used to simulate 25 samples from a population in which 60% of students enjoy mathematics. The results are shown in the dot plot. What is the chance of getting a sample proportion of 80% or greater?
Mathematics
2 answers:
Allisa [31]1 year ago
6 0

Answer:

.40

Step-by-step explanation:

i took the test

Valentin [98]1 year ago
3 0

Answer:

50 chance

Step-by-step explanation:

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NEED HELP ASAP!!
juin [17]

The answer is C.

Note when Soro divides both sides by -2.5 to solve the equation. When multiplying/dividing by a negative number, one should always reverse the inequality sign, but Soro forgot to do this.

-2.5x≥-30

After this step, the answer SHOULD HAVE been:

x≤12

Let me know if you need any clarifications, thanks!

8 0
1 year ago
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if the current batch of pills is the first of the day and your goal is to produce a total of 600 what percentage of your goal wi
Zanzabum

Answer:

<u>12.5% ≈ 13%</u>

Step-by-step explanation:

The rest of the question is: There are 75 pills in the batch.

The current batch of pills is the first of the day and our goal is to produce a total of 600.

If there are 75 pills in the batch so percentage of goal completed will be

[(number of pills in the batch)/(Total pills)] * 100

\frac{75}{600}*100 = 12.5 \%

≈ 13% to the nearest whole number

7 0
1 year ago
Which is greater 2m or 275cm
Whitepunk [10]



There is 100 centimeters in 1 meter.

Change the meter to centimeter. Multiply: 2 x 100 = 200

200 cm < 275 cm ∴  is greater by 75 cm

5 0
1 year ago
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A leather ball has a diameter of 28.4 cm. Which is the area of the piece of leather used on the surface of the ball?
MrRissso [65]

Answer:

has the same diameter as the sphere, and height equal to its diameter. ... The surfce area of a soccer ball is 250 square inches. ... An official basketball has a radius of 12.5 cm and ... much leather is required to cover 12 official.

Step-by-step explanation:

7 0
1 year ago
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It has to be either 10x or 10y
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