The reaction times for a random sample of nine subjects to a stimulant were recorded as 2.5, 3.6, 3.1, 4.3, 2.9, 2.3, 2.6, 4.1, and 3.4 seconds. Calculate the range.

Answers

Answer 1

Answer:

The range is 2

Step-by-step explanation:

The highest 4.3 - the lowest 2.3


Related Questions

Andrew jogs 25 5/6 kilometers a week. Yen jogs 13 3/4 kilometers a week. What is the total distance they jog in a week?

Answers

Answer: 39 7/12km

Step-by-step explanation:

From the question, we are informed that Andrew jogs 25 5/6 kilometers a week while Yen jogs 13 3/4 kilometers a week.

The total distance they jog in a week will be the addition of the distance that each person jogged. This will be:

= 25 5/6 + 13 3/4

= 25 10/12 + 13 9/12

= 38 19/12

= 38 + 1 7/12

= 39 7/12

The total Distance covered by both of them is 39 7/12 kilometers

triangle KMZ~ triangle KDH; find x

Answers

Can you please send me a picture?

25 please and thank you :)

Answers

Answer:

linier

Step-by-step explanation:

Plug the points inside the equation
6 = y and 0 = x
6 > 0 - 2
6 > -2
The solution is true
Yes, the points are a solution

Find the length of AB.

Answers

Answer:

We know that in a triangle, if two angles have equal measures, then the sides opposite to them are equal in length. Thus, the length of side AB is 6 units

Answer:

AB=9

Step-by-step explanation:

[tex]\frac{DC}{BC}=\frac{EC}{AC}\\ \frac{4}{3}=\frac{16}{AC}\\\\ AC=12\\\\ AB=AC-BC\\ AB=12-3=9[/tex]

Compare the 2 functions that are shown. Function A Time (sec) Distance (meters) 140 10 Function B 20 280 D = 135 30 40 50 420 560 700 Which function has a greater speed, and what is the greater speed?

O Function A: 13 meters per second
O Function A; 14 meters per second
O Function B; 13 meters per second
O Function B; 14 meters per second​

Answers

Answer:

Step-by-step explanation:

D

HELP ME WITH THIS QUESTION PLS

Answers

Answer:

its arab

Step-by-step explanation:

because there the largest ethnic group in the region

WILL GIVE BRAINLIEST!
As part of a training program for the Boston Marathon, a runner wants to build endurance by running at a rate of 12 mph for 15 min. How far will the runner travel in that time period? mi

Answers

An hour is 60 mins long. 15 mins is 1/4 of that. So 60/4=15. And since he’s running at 12 miles per hour, then 12/4=3. Which means he will travel exactly 3 miles in 15 minutes.

solve the systems of equations for
y=x+16
y=5x-12

Answers

Answer:

(7, 23).

Step-by-step explanation:

y=x+16

y=5x-12

Subtract the equations

0 = x - 5x + 16 - (-12)

-4x + 28 = 0

4x = -28

x = 7

plug x = 7 in first equation:

y = 7 + 16 = 23.

What is the area of this triangle?



PLEASE SOMEONE GIVE ME THE ANSWER IM STUCK ON IT I WILL GIVE BRAINLIEST.

Answers

Answer:

Step-by-step explanation:

area of triangle is 1/2xbasexheight.

So the answer would be 18. GL!

_______

1/2bh

so 1/2 12x3

1/2x36.

and that equals 18! <3

Answer:18

Step-by-step explanation:

Remember- area of triangle = bh/2

So, 12 x 3

36

–––

2

So, 18 inch ^2

Does this graph show a function? Explain how you know.

Answers

Answer:

a. no the graph fails the vertical line test

The graph fails the vertical line

Hope it helps

equivalent equation for x/5+1=-6​

Answers

Answer: -35

Step-by-step explanation:

Answer:

The LCD is 6, I think.

Step-by-step explanation:

After spending $5, Isaac had twice as much money as Luke. If Luke had $10, how much money did Isaac have at first?

Answers

Answer:

$25

Step-by-step explanation:

10*2=20

20+5=25

pleaseeee help me either no one is answering or they're wrong w no explanation:(
i realllyyy need the help :(((
will mark u brainliest if that helps

Answers

Answer:

Felicia, these questions are tough for a lot of reasons, so it makes sense to me that nobody is giving you the right answers.   here is a right one  :)

Step-by-step explanation:

1st we need a strategy.  brainstorm :P   we are given the cost of material for boxes in area,  we are asked how much 12 boxes would cost.  let's find the area of the material for one box multiply that by the given cost. and then multiply that by 12  for the total cost.  seem good?  Yes there are other good ways to solve this problem if you're thinking that.  this is just how I'm arbitrarily choosing to solve it.

1) surface area of prism box

1a) triangles on ends

1/2* b*p  ( I think 6.2 is P for you, not positive about that)

1/2*6.4*6.2= 19.84  

1b) flat sides

6.4*25 =160 ( this is B )

1c) add up the 5 sides

160*3 + 19.84 * 2  = 839.68 [tex]cm^{2}[/tex]

2) find the cost on 1 box

839.68 [tex]cm^{2}[/tex] *  $0.0001 = 0.8397

about $0.84

3) find the cost for 12 boxes

0.8397 * 12 = 10.076

about $10.08

try those answers :)

Q8. Divide £60.50 in the ratio 8 : 3

Answers

How many times does £60.50 go in to 8 and how many times it goes into 3
The write the ratio with the answer for example 0:0

Helpppp I will give brainliest

Thanks

Answers

Answer:

=−2x+688

Step-by-step explanation:

The third

2 (06.01 LC)
A jar has 15 pink gumballs, 21 blue gumballs, 19 red gumballs, and 19 yellow gumballs. Which colored gumball has the least probability of being picked when a child randomly draws one out of the jar? (1 point)
Pink
O Blue
0 Red
Yellow

Answers

Answer:

The Pink ones since they are the lowest amount of them.                         PLEASE MARK THE BRAINILEST

Answer:

The pink color gumballs

2 (t-4) + 1 math I ready

Answers

Answer:

2t-7

Step-by-step explanation:

Not sure what you need ;( hope this helps!

answer:

2t−7

step-by-step explanation:

distribute:

=(2)(t)+(2)(−4)+1

=2t+−8+1

combine like terms:

=2t+−8+1

=(2t)+(−8+1)

=2t+−7

good luck :)

hopefully, this helps

have a great day !!

Fill in the blank with the correct term or number to complete the sentence.


The volume of a rectangular prism can be found by multiplying the length by the ______ by the height.


A.
width


B.
volume


C.
space


D.
side

WHOEVER ANSWERS FIRST GETS BRAINLEST FIRST PERSON BE THE LUCKY DUCK!!!!

Answers

Width is the answer
Hope this helps

i really really need this answer PLSSSSSSSSS

Answers

Answer: x=112

Step-by-step explanation: If you add 35 and 33 you would get 68 and if you subtract 68 from 180 you will get 112. I hope this helps!

Answer:

- brainliest  

Step-by-step explanation:

Solve the system of equations using the substitution method. 2x+y=8
y=x-1

Answers

Answer:

x=3

Step-by-step explanation:

If we know that y=x-1, we can just substitute it and replace y with (x-1)

so 2x+y=8 becomes:

2x+(x-1)=8 and we simplify that into:

3x-1=8, add 1 on both sides to make it:

3x=9, divide 3 on both sides

x=3

The area of the hardscape is 3x^2 + 13x + 4. what is the length and width of the hardscape

Answers

Answer:

[tex](3x+1)[/tex]

[tex](x+4)[/tex]

Step-by-step explanation:

Assuming that the given surface is two-dimensional, one can simply factor the given polynomial to find the dimensions of the surface.

[tex]3x^2 + 13x + 4[/tex]

Just by looking at the polynomial, it is fairly obvious that the factors are;

[tex](3x+1)(x+4)[/tex]

One can check this by distributing, multiply every term in one of the parenthesis by every term in the other. Then combine like terms,

[tex]3x^2 + 12x + x + 4\\\\3x^2 + 13x + 4[/tex]

Without further information, it is impossible to determine which is the length, and which is the width, one just knows that the dimensions of the surface are;

[tex](3x+1)\\\\(x+4)[/tex]

Juan is taking out a loan for 2,500 with an annual compound interest rate of 7% for 3 years. Juan will not make any additional deposits or withdrawals. How much interest will he have to pay at the end of the loan period?

Answers

Answer:

$ 3,062.61

Step-by-step explanation:

Account Balance= 2,500(1+ .07/1)^3

You are looking to buy a new Chromebook that is normally $250 website is offering $50 off and website B is offering 25% off which is the better deal

Answers

50% off because you’d get more of a discount

Answer:

The better deal would be website B.

Step-by-step explanation:

Website A is offering $50 off so you would so $250 - $50 = $200

Website B is offering 25% off so you would do (250 · 25)/100 = $62.50

The final price would be $250 - $62.50 = $187.50

So, overall with website A you'd be saving $50 dollars, and with website B you'd be saving $62.50 dollars, with website B you'd be saving more, so therefore the answer is website B.

Hope this helps you :)  

Please help I will mark brainliest

Answers

you don’t even have brainliest...

Find the value of c using the distributive property. Write your answers in the blanks
2 (19-c) = 2 (6C +2) + 3c
38 - __= 12c +4 +3c
38-2c =___+4
34=____. ____=c

Someone plssss help

Answers

Answer:

1. 2c

2. 15c

3. -17c , 2 = c

Step-by-step explanation:

Answer: 2c , 15c, -17c ( c=2)

Step-by-step explanation:

use the distributive property

Convert 315 degrees to radians.

Answers

Answer:

5.4977 radians or( 7/4)pie

Step-by-step explanation:

315* (pie/180)

5.4977 radians or( 7/4)pie

7π / 4 is equal to 315°

Scott did an experiment in which he flipped a coin 100 times. His coin landed on heads 40 times and tails 60 times. What conclusions could your draw from Scott’s experiment?
Select all that apply:

A. Scott did not do the experiment right.
B. The experimental findings are close to the theoretical probability of 50%.
C. There must have been a mistake in Scott’s data since the experimental probability is not close to the theoretical probability.
D. You cannot draw a conclusion about the experiment unless you do it yourself.
E. If Scott performed more trials and flipped the coin 1000 times, the experimental probability would be expected to be closer to the theoretical probability of 50%

Answers

The answer is B the experimental findings are close to the theoretical probability of 50%

What is the value of the expression (14 ÷ 2) + 6 x 3 − 12? 13 15 17 23

Answers

Answer:

Answer is 13

Step-by-step explanation:

(14÷2)+6×3-12

14÷2+6×3-12

7+6×3-12

7+18-12

25-12

13

I hope it's helpful!

Answer:

13

Step-by-step explanation:

got this question correct and if you just do

(14÷2)+6×3-12

14÷2+6×3-12

7+6×3-12

7+18-12

25-12

13

hope this helps!!!!!

The net of a square pyramid and its dimensions are shown in the diagram. 6 cm 4 cm Square Pyramid 8 cm Square Pyramid Net What is the total surface area of the pyramid in square centimeters?

Answers

Answer: Technically I would need to see the dimensions well I'm not that accurate without them but if I understand this correctly its 192 if I understand correctly

Step-by-step explanation:

50 points! Mhanifa please help! I will mark brainliest! Random answers will be reported guys so don’t answer if you don’t know it!

Answers

Answer:

136

Step-by-step explanation:

For the second question, it is 136 because for triangles all side when added always equal to 180, so if you add 24 and 20 (which = 44) and subtract it from 180, it gives you 136, which is the answer and the angle of n.

Answer:

hiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiii

Step-by-step explanation:

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