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neonofarm [45]
3 years ago
12

What is the answer for 75% of test takers whovscored below average withou an unknown mean and standard deviation

Mathematics
2 answers:
umka21 [38]3 years ago
6 0

Answer:

Hello,

Step-by-step explanation:

z=0.7734

p(z<?)=0.75 ==> ?=0.7734

True [87]3 years ago
5 0

Answer:

sir she hey Jen Jen Jenn receive surge

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Which line segment is not a diagonal through the<br><br> interior of the cube shown?
Andru [333]

Answer:

CE

OPTIONS:

BE

CH

CE

DG​

See attachment foe the figure.

Step-by-step explanation:

CE is the answer.  

It doesn’t go through the middle, while the other 3 options do.

5 0
3 years ago
PLEASE HELP BRAINLIEST GIVEN TO CORRECT ANSWER
morpeh [17]
The solution to a system of (linear) equations is the point where the graphs intersect. Consider two parallel lines. By definition, two parallel lines never intersect each other, but all pairs of non-parallel lines will eventually intersect. That means they will also have a solution.

Let's consider what makes a line parallel to another line. It basically looks identical, having the same steepness (slope), but the graph is just shifted over. That is, a parallel line would have the same slope and a different y-intercept. For our equation 2y-4x=12, or y=2x+6 in slope-intercept form, a parallel line will be of the form y=2x+b.

That describes the form of a parallel line, which we do not want. Any other line, however, will give a solution to our system, so we merely want a line where the slope does not equal 2.

We can have any equation of the form y=mx+b, \ x \neq 2.
3 0
3 years ago
Read 2 more answers
jonathan is traveling from new york city to wellington, new zealand. thr latitude of new york city is 40.67°, and the latitude o
Cloud [144]
Well a difference is the difference between them. difference means subtraction. So so a difference can be written as:
40.67 - (-41.29)

If you subtract a negative number you really add it. to make sense of this you could say 40.67 is 40.67 units away from zero in the positive direction. whereas -41.29 is 41.29 units away in the negative direction. since they go in opposite directions away from zero that means that thw length between them is extended and must then be added together. So
40.67 + 41.29 = 81.96
3 0
3 years ago
Read 2 more answers
Trains Two trains, Train A and Train B, weigh a total of 300 tons. Train Ais heavier than Train B. The difference of their weigh
Leona [35]

<em>Train A = 214 </em>

<em> Train B = 86</em>

<em>Hope I helped!!! ^^</em>

<em>_______________</em>

<em>列車A = 214 </em>

<em> 列車B = 86 </em>

<em>私が助けてくれたらいいのに!^ ^</em>

3 0
3 years ago
(x <br> 3<br> +y <br> 3<br> )(xy <br> 4<br> +7)
KonstantinChe [14]

Answer:

question is not proper

Step-by-step explanation:

question is

5 0
3 years ago
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