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Sav [38]
3 years ago
15

Please Help - (You must answer all of the questions) - 25 POINTS

Mathematics
2 answers:
Juliette [100K]3 years ago
7 0
1.) <span>It typically takes teachers 9 minutes longer than students to get ready for school. - The median of two data = Teachers 25 - Students 16: typically, teachers take 25 mins to get ready and students take 16 mins to get ready.

2.) </span><span>Both of the means are correct, but the reasoning is incorrect. - the mean absolute deviation for team A is 2 and for team B is 0.8. Greater mean does not signify higher mean absolute deviation.

3.) </span><span>The students tend to have fewer siblings than the teachers. - the teachers have a wide range of data and they have more siblings than the students so the first choice is the better option.

4.) </span><span>between 120 and 153 mph in race A; between 125 and 145 mph in race B - get the data from the lower whisker till the median.</span>
Kobotan [32]3 years ago
5 0

He is correct. 2. Both of the means are correct, but the reasoning is incorrect.

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The distance on a map between lake view and bay cove is 4.5 inches. The map key says 0.5 inches on the map is equivalent to 1 mi
Goryan [66]

Answer:

9 miles

Step-by-step explanation:

yes i used a calculator

3 0
3 years ago
HELP ME WITH MY MATH ( two questions)
sertanlavr [38]

Answer:

Given the points A, B, C, D, calculate:

(a) the angle B of the triangle ABC

(b) the area of the triangle ABC

(c) the median BE of the triangle ABC

(d) the height AH of the triangle ABC

(e) the volume of tetrahedron ABCD

(f) the point E so that ABCE is a parallelogram.

A(-1, 2, -3), B(4, -1, 0), C(2, 1, -2), D( 3,4,5)​

Step-by-step explanation:

Why is 90 the sum of all factors of 40, including 40? The factors of the number 40 are: 1, 2, 4, 5, 8, 10, 20, 40. If you add them up, you will get the total of 90.

6 0
3 years ago
What is the slope of a line parallel to the line whose equation is x - y = 8. Fully simplify your answer.
Schach [20]

All lines that are parallel to y=x+8 y = x + 8 have the same slope of 1 .

8 0
2 years ago
80km is 9% of what distance?
seropon [69]

Answer:

  888.89 km

Step-by-step explanation:

Write the given question as an equation and solve.

  80 km = 0.09 × (what distance)

  (80 km)/0.09 = what distance . . . . . divide by the coefficient of the variable

  888.89 km ≈ what distance

80 km is 9% of 888.89 km

3 0
3 years ago
. (02.05 MC) Side AB = 5, side BC = 6, side DE = 5, and side EF = 6. What additional information would you need to prove that ΔA
vaieri [72.5K]

Answer:

Side AC is congruent to side DF

Step-by-step explanation:

We are given that

Side AB=5 cm

BC=6 cm

Side DE=5 cm

Side EF= 6cm

We have to find an additional information would  need to prove that \triangle ABC\cong \triangle DEF by SSS.

When two triangles are congruent by SSS it means three sides of one triangle are congruent to corresponding sides of other triangle.

We have in triangle ABC and triangle DEF

AB\cong DE=5 cm

BC\cong EF=6 cm

AC\cong DF

Then ,\triangle ABC\cong \triangleDEF

Reason: SSS postulates

Answer: Side AC is congruent to side DF

8 0
3 years ago
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