Your friend and you flip a coin 300 times and got tails 237 times is this normal? Why or why not

Answers

Answer 1

Answer:

No. N-O.

Step-by-step explanation:

It's chance. On an average, normal flipping, you have a 50/50 chance (150/300) of getting tails.

This is an anomaly, but of course it's not impossible. Merely, it's just a rare occasion.


Related Questions

A TV that usually sells for $185.47 is on sale for 20% off. If sales tax on the TV is 5%, what is the price of the TV, including tax?

Answers

Answer:

155.79

Step-by-step explanation:

(0.8*185.47)+ (0.05*0.8*185.47)

=155.79

I need help, please
Write a linear equation that shows the relationship in the table below.

Answers

Answer:

so if you multiply the top number by the ottom its always 15

Step-by-step explanation:


A pair of reading glasses shows you an image of an object that is 2.25 times the object's actual size. So the scale factor of the enlargement is 2.25. The
photo shows the glasses magnifying the Constitution by a scale factor of 2 25. If the average text size was magnified to being a height of 75 inches, how big
must the actual text size be?

A. 0.33 in
B. 3.0 in
C. 0.5 in
D. 0.4 in

Answers

75 divided by 225 is 0.333...
so it would be A

yes scores of 280 student is show in the histogram
find the median score

Answers

Answer:

i dont understand the question

Step-by-step explanation:

i wnt points so i used this to do it!

PLEASE HELP ME I BEG OF YOU PLEASE

Answers

Answer:

x = 130 degrees

Step-by-step explanation:

We know that the total angle equals to 180 degrees since it is a straight line

Therefore, 25 + 25 + x = 180

180 - 25 - 25 = 130

Therefore, x = 130 degrees

Plz mark brainliest :D

Step-by-step explanation:

As we know that sum of all angles on a straight line is 180°

thus,

25°+x+25° = 180°

=> x + 50° = 180

=> x = 180° - 50°

=>. x = 130°

im really confused on this please help if you can

Answers

Answer:

A. 2[tex]\frac{1}{2}[/tex]

Step-by-step explanation:

You have to replace x with one of the values in the set. You have to find the one that works.

3[tex]\frac{1}{2}[/tex]x = 8[tex]\frac{3}{4}[/tex]

8[tex]\frac{3}{4}[/tex] ÷ 3[tex]\frac{1}{2}[/tex] = x

8[tex]\frac{3}{4}[/tex] ÷ 3[tex]\frac{1}{2}[/tex] = 2[tex]\frac{1}{2}[/tex]

Hope this helps :)

Please help me..make it right..

Answers

Answer: 8/9

Step-by-step explanation:

The common multiple they all share is 18, so change the denominator to that for all the fractions.

2/3 = 12/18

13/18 = 13/18

7/9 = 14/18

5/6 = 15/18

The next answer would be 16/18 which is equivalent to 8/9

Answer:

12/18,13/18,14/18,15/18

the next would be 16/18=8/9

Step-by-step explanation:

What is the difference between -8 and -4?

Answers

-12, sorry but I’m not really in the mood to explain but Bc they’re both negative you add them.

Answer:

-4

Step-by-step explanation:

8-4=4

What conclusion can you make from the information below?
Three boys (Dmitri, Ken, and Adam) have three different favorite colors (red,green, and blue)
• Dmitri does not like red
• Adam does not like red.

A. Dmitri's favorite color is blue.
B. No one likes green
C. Ken's, favorite color is red
D. Ken's favorite color is not red.​

Answers

C. Kens favorite color is red
Answer: C. Ken's favorite color is red

========================================================

Explanation:

We're told that Dmitri and Adam do not like red. So that must mean that Ken likes red. This immediately leads to choice C as the answer. This is assuming that each boy picks one of the three colors (and no colors can be repeated).

----------------

Extra info:

Choice A is false because we're not sure if Dmitri likes blue or green. We don't have enough info. Choice B is false because someone has to pick green. There are three boys and three colors. Again I'm assuming each person picks one color and the colors aren't repeated.Choice D is false because it contradicts choice C.

can yall help me I want 3 problems done thank you if not can you at least do one?

Answers

Answer:

1. the plants grew 50%

2. if the plants grew to be 8 inches instead of 9 the they would have grown 33% which is less than 50%

3. 100% increase

Step-by-step explanation:

See image for steps

The art club had an election to select a president. 9 out of the 50 members of the art club voted in the election. What percentage of the members voted?

Answers

18%, because 50 - 100, meaning 1 is 2% so 9x2 is 18

Caroline was thinking of a number. Caroline adds 7 to it, then doubles it and gets an answer of 82.8. What was the original number?

Answers

Answer:

n = 34.4

General Formulas and Concepts:

Pre-Algebra

Order of Operations: BPEMDAS

Brackets Parenthesis Exponents Multiplication Division Addition Subtraction Left to Right  

Equality Properties

Multiplication Property of Equality Division Property of Equality Addition Property of Equality Subtraction Property of Equality

Step-by-step explanation:

Step 1: Set Up

Let's let our number be set by variable n.

We add 7 to it: n + 7

We then double that entire expression: 2(n + 7)

That expression is equal to 82.8: 2(n + 7) = 82.8

Step 2: Solve for n

[Division Property of Equality] Divide 2 on both sides:                               n + 7 = 41.4[Subtraction Property of Equality] Subtract 7 on both sides:                      n = 34.4

∴ Caroline's original number is 34.4.


In slope-intercept form of the equation y = mx + b, which variable represents the slope?

Answers

Answer:

m.

Step-by-step explanation:

For example if y = 4x + 1 the slope is 4.

Someone help with this question. Brainliest to first correct answer

Answers

Answer:

x=15

Step-by-step explanation:

(3x-10)+(2x+25)=90

5x+15=90

5x=75

x=15

(2x+25) = 55°

(3x-10)=35°

Decrease 151.1 by 84%

Answers

Answer:

84% of 151.1 being reduced from 151.1 is what we need to find.

Thus we shld find 84% of 151.1

12,692.4÷100

126.924

Now subtracting 126.924 from 151.1

151.1 - 126.924

24.176

Answer:

24.176

Step-by-step explanation:

Let's find 84% first of 151.1 before we decrease it.

Since we have 84%, we can turn into a decimal and use it for our sum.

84% = 0.84

We multiply 151.1 by 0.84 in order to find the amount (strange right? I thought it was divide).

151.1 × 0.84 = 126.924

Now that we have 84% of 151.1, let's decrease it. We need to take them both away from each other, biggest number first!

151.1 - 126.924 = 24.176

And that is the final answer!

Simplify the expression by combining like terms.

7r+3r-15s-10r+8s

Answers

Answer:

The answer is -7s

Step-by-step explanation:

Combine like terms

Hoped this helped!

Brainly, please?

Jacinta, an internet website designer, works a 38 hour week and earns $3115.35 every fortnight. Calculate her earnings:
a) per year
b) per week
c) per hour
Giving 65 points

Answers

Step-by-step explanation:

total working duration = 2 weeks

Working duration in hours = 38× 2= 76 hours

a) per year

24*3115.35 = $74768

b) 3115.35/2

$1557.675

c)

3115.35/76

$40.99

Answer:

a) $80999.10 b) $1557.68 c) $40.99

Step-by-step explanation:

Given

Jacinta earns $3115.35 every 2 weeks, working 38 hours a week

Earnings calculated as:

a) per year

Number of weeks in a year = 52

$3115.35*52/2 = $80999.10

b) per week

1/2*$3115.35 = $1557.68

c) per hour

$3115.35/(38*2) = $40.99

2. Rohan spends x daily and saves y per day. What is his income after 3 weeks?​

Answers

Step-by-step explanation:

Amount of money spend in 1 day = x

So, amount of money spend in 7 days = (7x)

⇒ Amount of money spend in 1 week = (7x)

Amount of money saved in 1 week = y

∴ Income in 1 week = (7x + y)

So, income in 3 weeks = [3 x (7x + y)]

= (21x + 3y)

Answer:

total income after 3 weeks=7×3(x+y=21x+21y

income=saving + expenses

1)Most GPAs are figured on a _____ scale; however, honors/advanced classes can be weighted on a _____ scale and college-level classes may be weighted up to a _____ scale.

A)4.0; 4.5; 5.0
B)2.0; 3.0; 4.0
C)1.0; 2.0; 3.0
D).5; 4.5; 6.5
-----------------------------------------
2) Which statement best describes shadow hours?

A)Shadow hours are when a student follows a professional who is working in a job that the student is interested in pursuing.
B)Shadow hours are when students work in the setting in which they will become employed.
C)Shadow hours are when a faculty member follows the student around to see if they understand the work.
-----------------------------------------------
3) Which statement best describes why colleges like to see students involved in extracurricular activities?

A)Extracurricular activities show colleges a student's academic abilities.
B)Extracurricular activities illustrate college readiness.
C)Extracurricular activities show that a student is an active well-rounded individual.
D)Colleges are not concerned with extracurricular activities.
---------------------
4) When preparing for a career in health science, it is a good idea to have _____.

a)four years of language
B)two years of math
c)four years of science
d)all of the above
-----------------------------------
5)Dental assistants, physical therapy assistants, and pharmacy techs are good examples of careers that require a(n) _____.

A)associate's degree
B)bachelor's degree
C)master's degree
d)doctoral degree
--------------------------------------------
5) To earn this degree, you need to complete coursework, teaching, and research.

A)an associate's degree
B)a bachelor's degree
C)a master's degree
D)a doctoral degree

Answers

Answer:

The first question's answer is c 1.0, 2.0, 3.0

Step-by-step explanation:

Answer:

1. A) 4.0; 4.5; 5.0

2. A) Shadow hours are when a student follows a professional who is working in a job that the student is interested in pursuing.

3. C) Extracurricular activities show that a student is an active well-rounded individual.

4. D) All of the above

5. A) Associte's degree

6) D) A Doctoral degree

I hope this helps you

Which clock shows 2:08?
12
12
11
10
-10
2
-9
-9
-8
,8
4
7
6
5
6
12
11
11 12
1
-10
-10
3-
-9
8
-9
4
8
3-
4.
5
6
5
1
6

Answers

Answer:

first one

Step-by-step explanation:

Which answer has the smallest value?
1) |-100|
2) the opposite of 50
3) 0
4) the opposite of 25
5) -5

Answers

Answer:

The smallest value is 2) the opposite of 50 because it is farthest left of the zero (this makes it the smallest)

Step-by-step explanation:

1) = 100

2) = -50

3) = 0

4) = -25

5) = -5

the opposite of fort

Football is backkkk LFG!!!!!

Answers

Yessirrrrrr buddy 14

i need help please 16x-20y=60
slope intercept form

Answers

The slope intercept form is y=(4/5)x-(6/2)

Number 12 pleaseeeee
A,B,C, or D

Answers

The answer for number 12 is B.

If you want to carpet a square room that has an area of 144 square feet. What is the length of the sides of the room.
Show your work

Answers

Answer:

This means you can find the length of one side by square rooting the area, since Area=side x side anyways.Therefore, the length of a side is the sq. root (144 ft. ^2)=12 ft

Step-by-step explanation:

Parallelogram PARL is similar to parallelogram WXYZ. If AP = 25, PL = 29, and WZ = 145, find the value of c.

Answers

Answer:

The correct answer is 56

Step-by-step explanation:

Parallelogram PARL is similar to parallelogram WXYZ. If AP = 14, PL = 25, and WZ = 100, find the value of c.

100=25*4, so the other side must be also multiplicated by 4 ansd 14*4=56

HELP ASAP IF YOU CAN THANK YOU<3!! What is the value of y in the similar triangles shown below? (Only type the
number representing y)

Answers

Answer:

20?

Step-by-step explanation:

Because 12x2.5 is 30. So you multiply 8x2.5 which is 20

Have a great day or night

Answer:

y=20

Step-by-step explanation:

Have a good rest of your life

PLS help me i need the answer asap 7th grade math

Answers

Answer:

The answer is C ≈ 86.7 cm

Answer:

The answer is 86. 7

Step-by-step explanation:

[tex]c = 2\pi \times r \\ c = 2 \times 3.14 \times 13.8 \\ c = 86.742857 \ \\ [/tex]

Then C to the nearest tenth is

[tex]c = 86.7[/tex]

Help plsssss pls pls

Answers

Answer:

500

Step-by-step explanation:

if each ticket is 100 and he wants 5 u multiply em by each other and get 500

HELP PLS!!What ensures that professionals are well-educated and experienced?
certification
license
degree
membership

Answers

The answer to this question is degree

Answer:

certification

Step-by-step explanation:

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