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lora16 [44]
3 years ago
11

Could someone please answer these questions with simple yet explanatory answers?

Mathematics
1 answer:
Snowcat [4.5K]3 years ago
7 0
12. To find the area of a triangular prism use the formulas for a prism and for a triangle. To find area of the triangle, do 1/2base*height. 1/2(8*6)=24 Now multiply by the length of the prism to find the volume. 24*3=72. 13. 150/ (7*8) = 2.68 14. 1/2x^3
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Determine whether the underlined number is a statistic or a parameter. In a study of all 1700 professors at a college, it is fou
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Answer:

The first option is correct.

Parameter because the value is a numerical measurement describing a characteristic of population.

Class width = 12.375

B. 21.34, 47, 60, 73, 86, 99. 112 is the lower class limit

Step-by-step explanation:

The first option is correct.

Parameter because the value is a numerical measurement describing a characteristic of population.

Parameter is a measure that describes the entire population.

Statistic basically describes a sample of the population.

From the given information , the entire 1700 professors at a college is the population and only  35 % own a television is a characteristic, called parameter, of population.

Another objective we are to find here is:

Use the given minimum and maximum data entries, and the number of classes, to find the class width, .

Class width = Maximum - Minimum /No of classes

Given that :

Maximum = 120

Minimum = 21

number of classes = 8

Then;

Class width = 120 - 21 /8

Class width = 12.375

From the given information :

B. 21.34, 47, 60, 73, 86, 99. 112 is the lower class limit

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3 years ago
A letter to Europe from the United States cost $.94 to mail. A letter mailed within the United States cost $.44. Nancy mailed fi
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Answer:

3

Step-by-step explanation: i used my calculator

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3 years ago
Suzie drove her gravity-powered car in a race. Her winning time on the 325-meter course was 53.2 seconds.
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The answer is 6.11 m/s work included
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How do you round 649 to the nearest hundred
grandymaker [24]

Answer:600

Step-by-step explanation:

The 6 is in the hundreds place, so you in order to round it you would look at the 4. Since 4 is a a number less than 5 you round down. That would mean 600 instead of 700.

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What is the answer to this question?​
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Step-by-step explanation:

X=-6

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