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Use the information to answer the question.
A spinner had 5 equal sections, labeled A through E. After 100 spins, the spinner had landed on section A a total of 45 times.
Which two reasons would best explain why the expected probability and observed probability did not match?
A. The surface of the spinner was not even.
B. The speed of each spin was not consistent.
c. The size of each spinner section was equal.
D. The number of spins did not match the number of sections.




O A. The surface of the spinner was not even
UB. The speed of each spin was not consistent.
c. The size of each spinner section was equal.
UD. The number of spins did not match the number of sections.

Answers

Answer 1

Sorry hindi ko alam yan i


Related Questions

7 divided by $15.02. ROUND TO THE NEAREST CENT!! QUICKLY

Answers

Answer:

0.5

Step-by-step explanation:

7 / 15.02 US dollars = 0.466045273

Round to the nearest tenth: 0.5

The residents of a city voted on whether to raise property taxes. The ratio of yes votes to no votes was 3 to 4. If there were 2874 yes votes, what was the total number of votes?

Answers

Answer:

6702

Step-by-step explanation:

2874/3*(3+4)=6702

mowed 3 yards for $35.00

Answers

Answer:

AYO HE LOOKIN SPIFFY

Step-by-step explanation:

Please help

Solve for w

Answers

For me I got got w = 2.4
The correct answer is 2.4 .I know this for a fact! These are my favorite types of math problems!!

I hope this helps! Let me know if you have any questions! Good luck on the rest of your assessment!

Mark this as Brainliest if you get a chance:)

Which expression is equivalent to √10/4√8?

Answers

Answer:

A

Step-by-step explanation:

A

HELP PLEASEEE I WILL GIVE BRAINLIEST

Answers

Answer:

140 degrees.

Step-by-step explanation:

180-110 is 70. Bottom triangle is isosceles, meaning that the bottom left corner is also 70 degrees. The top angle in the bottom triangle is 180-70-70, 40. Flip it to the other side and the bottom angle of the top triangle is 40. Again, an isosceles triangle, so that the top left angle of the top triangle is also 40. 180-40 is 140.

A ​used-droid dealership buys a droid for ​$2700 and then sells it for ​$4000. What is the percent​ increase?

Answers

Answer:1300

Step-by-step explanation:

The height of a model rocket, H(t), is a function of the time since it was
launched, t.
Time (seconds)
What is the domain of H(t)?
A. t <100
B. T>0
C. 0 D. 0

Answers

A because if I use my common sense that the only thing that comes to my mind as an answer.

The domain of function H(t) is 0 ≤ t ≤ 20.

What is a function?

A function has an input and an output.

A function can be one-to-one or onto one.

It simply indicated the relationships between the input and the output.

Example:

f(x) = 2x + 1

f(1) = 2 + 1 = 3

f(2) = 2 x 2 + 1 = 4 + 1 = 5

The outputs of the functions are 3 and 5

The inputs of the function are 1 and 2.

We have,

From the graph,

We see that the value of t is from 0 to 20 seconds.

Now,

The value of t can be written as an inequality:

0 ≤ t ≤ 20

Thus,

The domain of function H(t) is 0 ≤ t ≤ 20.

Learn more about functions here:

https://brainly.com/question/28533782

#SPJ7

cuanto es 21:45 dividido a 7:15?​

Answers

Answer:

Entraría 3 veces.

Step-by-step explanation:

Podemos probar esto encontrando el máximo común divisor entre 21 y 45

21: 1,3,7,21

45: 1,3,5,9.15,45

Encontramos que 3 es el máximo factor común. Entonces dividimos ambos números por 3. Para obtener 7:15.

1. In each table, determine if y is proportional to x. Explain why or why not.
1.
x
y
2.
х
y
3.
х
y
3
12
3
15
6
4
5
20
4
17

9
6
2
8
LO
19
12
8
8
32
6
21
3
2
1.
2.
3.
everyone was a little confused sooo this is better!!

Answers

Answer:

3 is the answer

Step-by-step explanation:

ooooooooooooooooooooo

PLEASE HELP ITS MATH THANK YOUUUU

Answers

Answer:

sorry i don't know

Step-by-step explanation:

sorry

3 kilometers

9/3=3x1=3

Can anyone help me on this question? Thank you so much! ( ¿Alguien puede ayudarme con esta pregunta? ¡muchas gracias! )

Answers

Answer:

3 cups of milk are required for each cup of flour.

Answer:

3 cups of milk

Step-by-step explanation:

1 cup divided by a 1/2 cup is 2.

1 1/2 cups multiplied by 2 is 3 cups.

Evaluate.

0.2^3÷0.4⋅60+3.6÷1.2
Enter your answer as a decimal

Answers

Answer:

what that's grade? ha

that's first year college

The radius of circle A is r cm. The radius of circle B is twice the radius of circle A. What difference between the circumference of circle B and circle A (in cm)?​

Answers

9514 1404 393

Answer:

  2πr cm

Step-by-step explanation:

The circumference of a circle of radius r is ...

  C = 2πr

For a radius of (r cm), the circumference is ...

  A = 2π(r cm) = 2πr cm

For a radius of (2r cm), the circumference is ...

  B = 2π(2r cm) = 4πr cm

Then the difference between the circumferences is ...

  B -A = (4πr cm) -(2πr cm) = 2πr cm . . . . difference in circumference

Mr. Thompson asked 50 students were about their
favorite ice cream.
1/5 of the students chose Vanilla
1/2 of the students chose Chocolate The remaining chose Strawberry
How many students chose Strawberry as their favorite flavor?
What decimal represents the students who
prefer cookie dough?

Answers

Answer:

0.12 chose strawberry as their favorite

I bought 3,000,000 shares at .000007. what would my gain be if it reached .01 .

Answers

If 1 share had an initial cost of $0.000007, then 3,000,000 shares would be worth

(3,000,000 shares) × ($0.000007/share) = $21

If the price increases to $0.01 per share, then the same number of shares would have a value of

(3,000,000 shares) × ($0.01/share) = $30,000

So you've gained a net profit of $30,000 - $21 = $29,979, which corresponds to a

$29,979 / $21 = 1,427.57 = 142,757%

increase in value.

As part of an environmental impact study, a power company wants to estimate the difference in mean water temperature between the discharge of its plant and the offshore waters. How many sample measurements must be taken at each site to estimate the true difference between means to within .2°C with 95% confidence? Assume that the standard deviation in readings is about 1.5°C at each site and the same number of readings will be taken at each site.

Answers

Using the z-distribution, it is found that 217 sample measurements should be taken at each site.

The margin of error of a z-confidence interval is given by:

[tex]M = z\frac{\sigma}{\sqrt{n}}[/tex]

In which:

z is the critical value. [tex]\sigma[/tex] is the population standard deviation. n is the sample size.

The first step is finding the critical value, which is z with a p-value of [tex]\frac{1 + \alpha}{2}[/tex], in which [tex]\alpha[/tex] is the confidence level.

In this problem, [tex]\alpha = 0.95[/tex], thus, z with a p-value of [tex]\frac{1 + 0.95}{2} = 0.975[/tex], which means that it is z = 1.96.

Estimate of the standard deviation of 1.5, thus, [tex]\sigma = 1.5[/tex].

We want the sample for a margin of error of 0.2ºC, thus, we have to solve for n when [tex]M = 0.2[/tex].

[tex]M = z\frac{\sigma}{\sqrt{n}}[/tex]

[tex]0.2 = 1.96\frac{1.5}{\sqrt{n}}[/tex]

[tex]0.2\sqrt{n} = 1.96(1.5)[/tex]

[tex]\sqrt{n} = \frac{1.96(1.5)}{0.2}[/tex]

[tex](\sqrt{n})^2 = (\frac{1.96(1.5)}{0.2})^2[/tex]

[tex]n = 216.1[/tex]

Rounding up:

217 sample measurements should be taken at each site.

A similar problem is given at https://brainly.com/question/17039768

susan and teo play soccer susans team plays every five days and teos team plays every six days when will they play on the same day

Answers

Answer: On day 30

Step-by-step explanation:

1. skip count by both 5 and 6 and look for the first number they have in

   common  5, 10, 15, 20, 25, 30, 35, 40, 45, 50

                    6, 12,18, 24, 30, 36, 42, 48, 54, 60

            30 is the first number in common

                         

please help me plsssssss! asappp. I'll mark brainlest and give points ​

Answers

Answer:

Step-by-step explanation:

1)a) Abscissa of O   0

 Abscissa of A  4

Abscissa of B    -3     {opposite of 3}

Abscissa of C    3      {3 is the only positive integer like A}

Abscissa of D    -4.5

Abscissa of E   -6

Abscissa of F   -1           {Midpoint of AE = (6+4)/2 = 10/2 = 5th number from -6 or 4}

b) OB = 3 units

DA = 8.5    {4.5 +4 = 8.5}

To Baker’s plus their contents have a mass of 180.4 g the total mass of the contents is 56.8 g each Baker has the same mess right and solve an equation to find the mass of one bigger

Answers

yes because the guy

What is the answer to this question number 2

Answers

Answer:

B

Step-by-step explanation:

number of adults=a

number of children=1

cost of adult tickets=$9 per adult

cost of children's tickets=$6 per child

Total cost=$78

9(a)+6(1)=78

9a+6=78 B

do have a great day ahead...

Which is the best description of the data in the
histogram?
O Students mostly studied about 6 hours.
O Students who studied longer did better on the test.
O Students' study times did not vary by much.
O The majority of students studied between 4 and 8
hours.

Answers

Which is the best description of the data in the

histogram?

O Students mostly studied about 6 hours.

O Students who studied longer did better on the test.

O Students' study times did not vary by much.

O The majority of students studied between 4 and 8

hours.

Answer:  D

Step-by-step explanation:

EDGE22

somone plz help me will make brainlest if is right

Answers

9514 1404 393

Answer:

  y = 1/5

Step-by-step explanation:

Divide both sides of the equation by the coefficient of the variable.

  7 = 35y

  7/35 = (35y/35)

  1/5 = 1y

  y = 1/5

_____

A number divided by itself is 1. A number multiplied by 1 is unchanged.

To get from 35y to 1y, or y, divide by 35. That gives you (35/35)y = 1y = y.

Whatever you do to one side of the equation must also be done to the other side. Dividing 7 by 35 gives 7/35 = (7/7)×(1/5) = 1/5.

Y=arccos(1/x)

Please help me do them all! I don’t know derivatives :(

Answers

Answer:

sorry bro I even don't know coz I am class 7

help help help help thankyou

Answers

Answer:

3.4×10⁴

Step-by-step explanation:

1.6×10⁴=1.6×10000=16000

5×10⁴=5×10000=50000

5000-16000=34000

=3.4×10⁴

Solve the inequality
X/3+9> 14

Answers

[tex]\\ \sf\longmapsto \dfrac{x}{3}+9>14[/tex]

[tex]\\ \sf\longmapsto \dfrac{x}{3}>5[/tex]

[tex]\\ \sf\longmapsto x>3(5)[/tex]

[tex]\\ \sf\longmapsto x>15[/tex]

Answer:

the answer is x>15

Step-by-step explanation:

angela neli are going to the movies

Answers

Answer:

thats good what are you waatching?

Step-by-step explanation:

Hope that helps

Write the expression using exponents. g⋅g⋅g⋅g⋅g

Answers

g to the fourth power

or


g4

If x is semi-prime, how many prime factors does it have?
please, 20 points for this!!

Answers

Answer:

2 prime factors

Answer: 2 prime factors

Step-by-step explanation:  A semiprime is a number n that has just 2 prime factors p and q so n = p × q. It is therefore "almost" a prime (which has only one prime factor, itself!) or a semiprime.

The elevator is a business center has a weight limit of 1800 pounds assume the average person weighs 160 pounds and has 3 pounds of items with them what is the greatest number of people that can ride the elevator at one time

Answers

11 people. 160+3 = 163. 1800/163 = 11.0429. Since you can not have a part of a person you have to round down to 11
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