A new drug on the market is known to cure 30% of patients with cervical cancer. If a group of 18 patients is randomly selected, what is the probability of observing, at most, one patient who will be cured of cervical cancer?

Answers

Answer 1

Answer:

Probability cured of cervical cancer =  18C0 (0.30)⁰(0.70)¹⁸ +  18C1(0.30)(0.70)¹⁷

Step-by-step explanation:

Given:

Patients cured = 30% = 0.30

Number of patients (n) = 18

Probability cured of cervical cancer = P(X≤1)

Probability cured of cervical cancer  = P(X=0) + P(X=1)

Probability cured of cervical cancer =  18C0 (0.30)⁰(0.70)¹⁸ +  18C1(0.30)(0.70)¹⁷


Related Questions

can i have some helps plz​

Answers

Yess of course, sharing is caring after all

In a package of candy there is a total of 24 yellow pieces. For every 5 green pieces in the package, there are 8 yellow pieces. How many green pieces of candy are in the bag?

Answers

Answer:

15 green pieces.

Step-by-step explanation:

8x = 24

x = 3.

So you need 3 times the amount of green pieces for every yellow piece.

3 * 5 green pieces = 15 green pieces

The indicated function
y1(x)
is a solution of the given differential equation. Use reduction of order or formula (5) in Section 4.2,
y2 = y1(x)
e−∫P(x) dx
y
2
1
(x)

dx
(5)
as instructed, to find a second solution
y2(x).
x2y'' + 2xy' − 6y = 0; y1 = x2
y2 =

Answers

The indicated function y1(x) is a solution of the given differential equation, the second solution is mathematically given as

[tex]y2=\frac{-1}{5x^2}[/tex]

What is the second solution?

Generally, the equation for the differential equation is mathematically given as

x^2y^2+2xy1-6y=0

Where

p(x)=2/x

[tex]y_2=y_1\inte\frac{p(x)dx}{y1^2}dx\\\\\int{1/y1^2e^{\intp(x)dx}}dx=\int1/x^4.xe^{-2/x dx}dx\\\\\int{1/y1^2e^{\intp(x)dx}}dx=\int1/x^4.xe^{-2logx}dx\\\\\int{1/y1^2e^{\intp(x)dx}}dx=\int1/x^4.x * x^{-2}dx[/tex]

y2=x^2*-1/5x^5=-1/5x^3

[tex]y2=\frac{-1}{5x^2}[/tex]

Read more about differential equation

https://brainly.com/question/14620493

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a girl spends 1/2of her money in a store. then she goes to another 1/2 of which was left with her. after she has rs 24 with how much money did she start ?​

Answers

1/12

24 divided by 2 = 12

Brainliest if right. A right rectangular prism is packed with cubes of side length inch. If the prism is packed with 12 cubes along the length, 8 cubes along the width, and 5 cubes along the height, what is the volume of the prism?
1)

cubic inches

2)

cubic inches

3)

cubic inches

4)

cubic inches

Answers

Answer:

480

Step-by-step explanation:

multiply all together

Brainliest plz

Miguel bikes 23km per hour and starts at mile 10. Gabby bikes 28km per hour and starts at mile 0. which system of linear equations represents this situation.

Answers

Answer:

Miguel's distance covered = 10 + 14.29 * t

Gabby's distance covered =  17.40 * t

Step-by-step explanation:

Recall that in order to convert km to miles we do:

1 km = 0.62137 mi. therefore the conversion of speeds from km to miles, so we write the distance covered for each biker in miles, we have:

23 km/h = 14.29 mi/h

and  28 km/h = 17.40 mi/h

For Miguel, the distance (D1 in miles) covered will be represented by:

D1 = 10 + 14.29 * t

where t is t the variable that represents the time in hours, and D1 is the distance covered in miles.

For Gabby the distance D2 equation is given by:

D2 = 0 + 17.40 * t

82 is what percent of 65.6?

Answers

Answer:

125

Step-by-step explanation:

82 percent of 65.6 is 125

Answer:

I hope I got your question correctly.

82% of 65.6 is 54.

Step-by-step explanation:

Consider this equation:

P%=[tex]\frac{x}{y}[/tex]

The value of P% here is 82, which is 0.82 in decimal form.

x is unknown

y is 65.6

Simply cross-multiply 65.6 and 0.82.

The result is 53.8 or 54.

Is it possible for the absolute value function to have negative values?

Answers

Answer:

Absolute value equations are equations where the variable is within an absolute value operator, like |x-5|=9. The challenge is that the absolute value of a number depends on the number's sign: if it's positive, it's equal to the number: |9|=9. If the number is negative, then the absolute value is its opposite: |-9|=9.

i am having trouble doing this problem ​

Answers

Answer:

Step-by-step explanation:

A. when you multiply exponents with a common base you keep the base and add the exponents. In this case you would keep the 6 and add the -5 and 2 so the answer would be:

6^-3 which is not equivalent

B. You can distribute the exponent in to the parenthesis.

(1^5)/(6^2)^5

when you have an exponent to an exponent you mutliply. so the answer would be:

1^5/6^10

1^5 is always going to be 1 so you actually have:

1/6^10

when the exponent is on the bottom you can bring it to the top by making it negative, so the final answer for B is:

6^-10 which is equivalent

C. Same rules as B, multiply an exponent to an exponent.

6^(-5*2) = 6^-10 which is equivalent

D. When you are dividing exponents with a common base you subtract the top and bottom exponents. So in this case you have:

6^(-3-7) = 6^-10 which is equivalent

E. Using the rules from eariler the numerator can be simplified by adding the exponents.

6^5 * 6^-3 = 6^(5-3) = 6^2

which leaves you with:

6^2/6^-8

From there you can either bring the 6^-8 to the numberator to make it positive which simplifies to:

6^2 * 6^8 = 6^(2+8) = 6^10 which is not equivalent

or you can subtract the top and bottom exponents:

6^2/6^-8 = 6^(2-(-8))

the double negative cancels to a positive and you getL

6^(2+8) = 6^10 which is not equivalent

so B, C, and D are equal to 6^-10

Find the slope of the line through the given points.
(10, 11) and (15, 16)

Answers

Answer:

Step-by-step explanation:

-5/-5

Can someone Help plz!!

Answers

Answer:

It's c

Step-by-step explanation:

The length of BC is 14.

Because according to pytheorem

H = p +b

ALSKAJDJABBAHAHAHAHAHAHAHAH

Which system of equations shows a solution of (0.5, –1)? On a coordinate plane, 2 lines intersect at (0.5, negative 1). On a coordinate plane, 2 lines intersect at (negative 0.5, negative 1). On a coordinate plane, 2 lines intersect at (negative 0.5, 1). On a coordinate plane, 2 lines intersect at (0.5, 1).

Answers

Answer:

B

Step-by-step explanation:

Answer:

B

Step-by-step explanation:

I took the test on edge

Pls ASAP if correct u get brainest

Answers

Answer:

I got 3

Step-by-step explanation:

If you do 8 x 1/2 x 3 You would get 12. Keep that 12 for later. then for the bottom half do 2 x 1/2 x 4 and I got 4. so do 12/4 and then that goes to 3.

Please help 7th Grade Math​

Answers

Answer:

The expression of the area of rectangle ABCD as simplified polynomial will  be:

[tex]A=16x^2-8x[/tex]

Hence, the 2nd option is correct.

Step-by-step explanation:

As we know that the area of a rectangle can be obtained by multiplying the length by the width.

i.e.

[tex]A=l\times w[/tex]

Given

The length of a rectangle ABCD = [tex]l[/tex] = [tex](x+5) + (3x) + (4x-9)[/tex]

The width of a rectangle = [tex]w[/tex] = [tex]2x[/tex]

so the expression of the area of rectangle ABCD as simplified polynomial will  be:

[tex]A=l\times w[/tex]

[tex]A=\left[\left(x+5\right)\:+\:\left(3x\right)\:+\:\left(4x-9\right)\right]\:\times \left[2x\right][/tex]

   [tex]=\left(\left(x+5\right)+\left(3x\right)+\left(4x-9\right)\right)\left(2x\right)[/tex]

   [tex]=\left(x+5+3x+4x-9\right)\times \:2x[/tex]

   [tex]=2x\left(8x-4\right)[/tex]

    [tex]=16x^2-8x[/tex]

Therefore, the expression of the area of rectangle ABCD as simplified polynomial will  be:

[tex]A=16x^2-8x[/tex]

Hence, the 2nd option is correct.

At a pizza place, there are 13 pepperoni pizzas sold for every 7 cheese pizzas. What is the ratio of cheese pizzas to pepperoni pizzas? Write in the form 1:1.

Answers

Answer:

7:13

Step-by-step explanation:

Answer:

12

Step-by-step explanation:

What is the sum?
3/x +4/x^2

Answers

Answer:

[tex]\frac{3x + 4 }{x^{2}}[/tex]

Step-by-step explanation:

[tex]\frac{3}{x}+ \frac{4}{x^{2}} = \frac{3*x}{x*x} + \frac{4}{x^{2}}[/tex]

          [tex]= \frac{3x}{x^{2}} + \frac{4}{x^{2}}\\\\\\=\frac{3x + 4 }{x^{2}}[/tex]

1. 25/120 as a decimal
2. 1 7/8 as a decimal
3. 1/6 as a decimal
4. 11/40 as a decimal
5. 5 13/50

Answers

Answer:

1. 0.2083

2. 1.875

3. 0.16666667

4. 0.275

5. 5.26

Brainliest Please! :)

Solve the inequality below, then determine which number line shows the solution graphed correctly.
6x+12≥48

Answers

Answer:

Step-by-step explanation:

6x+12≥48

    -12   -12

6x   ≤   36

6           6

 x≤6

If x=-5+6i and y=3-2i , then which of the following is the value of the expression 4x-y?

Answers

Answer:

Expression = -23 + 26i

Step-by-step explanation:

Given the following data;

x = -5 + 6i

y = 3 - 2i

Expression = 4x - y

Substituting the values of "x" and "y" into the equation, we have

4(-5 + 6i) - (3 - 2i)

Expanding the bracket, we have;

Expression = -20 + 24i - 3 + 2i

Expression = -23 + 26i

ASAP please give me the answerss!! Due! HELP PLEASE.
Part A

Katie just opened a checking account at the bank. Within the first month, she deposited three checks for $21.68, $42.09, and $65.44. She withdrew $4.64 for new pencils, $23.11 for earbuds, and $9.78 for movies from her account in the same month.

Write Katie’s withdrawals as negative rational numbers and her deposits as positive rational numbers.

Part B

Order the rational numbers from least to greatest and explain your reasoning.

Part C

At the beginning of the month Katie’s balance was $128. What was her balance at the end of the month after all of her deposits and withdrawals? You must show your work, no credit will be given for just an answer.

Answers

Answer:

(a) The deposits to be 21.68, 42.09, and 65.44 and the withdrawals to be -4.64, -23.11 and -9.78

(b) [tex]Order: -23.11, -9.78, -4.64, 21.68, 42.09, 65.44[/tex]

(c) [tex]Final\ Balance = \$219.68[/tex]

Step-by-step explanation:

Given

Deposits:  $21.68, $42.09, and $65.44

Withdrawals: $4.64, $23.11 and $9.78

Solving (a): Write out the deposits as positive and the withdrawals as negatives

From (given) above, we have

The deposits to be 21.68, 42.09, and 65.44

and

The withdrawals to be -4.64, -23.11 and -9.78

Solving (b): Order from least to greatest.

Since the withdrawals are negative, the arrangement will start from there because negative numbers are lesser than positives.

Arranging the withdrawals from least to greatest, we have:

-23.11, -9.78, -4.64.

Arranging the deposits from least to greatest, we have:

21.68, 42.09, 65.44

Combine both together;

[tex]Order: -23.11, -9.78, -4.64, 21.68, 42.09, 65.44[/tex]

Solving (c):

[tex]Initial\ Balance = \$128[/tex]

Required

Determine the final balance

First we need to get the total deposits:

[tex]Total\ Deposits = \$21.68 + \$42.09 + \$65.44[/tex]

[tex]Total\ Deposits = \$129.21[/tex]

Next, we determine the total withdrawals:

[tex]Total\ Withdrawals = \$4.64 + \$23.11 + \$9.78[/tex]

[tex]Total\ Withdrawals = \$37.53[/tex]

The final balance is then calculated as:

[tex]Final\ Balance = Initial\ Balance + Total\ Deposits - Total\ Withdrawals[/tex]

[tex]Final\ Balance = \$128 + \$129.21 - \$37.53[/tex]

[tex]Final\ Balance = \$219.68[/tex]

Write a polynomial function f of least degree that has a leading coefficient of 1 and given zeros 3, 2

Answers

010101102837
01010110012

You have prizes to ren
My mom and dad have $822.00 in their savings account and $347.00 in their checking
account. How much more do my parents have in savings than in checking?

Answers

Answer:

$475.00

Step-by-step explanation:

Subtract $822.00 and $347.00 then you'll get $475.00

(n-8)-(-2-2n) = what?

Answers

Answer:

3n−6

Step-by-step explanation:

n−8−(−2−2n)

Distribute the Negative Sign:

=n−8+−1(−2−2n)

=n+−8+(−1)(−2)+−1(−2n)

=n+−8+2+2n

Combine Like Terms:

=n+−8+2+2n

=(n+2n)+(−8+2)

=3n+ (−6 )

ANSWER:

3n−6

how do you work out 8^1/3÷5^-2

Answers

Answer:

the answer to your question is 50.

-37+n=-56 for n how do I solve this

Answers

Add 37 to both sides, then you find n.


n= -19

Please help me with your the question attached below. Please show work I would like to learn this.

THANK YOU!

Answers

Answer: m∠5 = m∠7 = 67°

because a//b => m∠4 + m∠5 = 180°

⇔ 113° + m∠5 = 180°

⇔ m∠5 = 180 - 113 = 67°

because ∠5 and ∠7 are  2 opposing angles

=>  m∠5 = m∠7 = 67°

Step-by-step explanation:

Answer:

m ∠5 = 67°m ∠7 =  67°

Step-by-step explanation:

Givena║b, m ∠ 113To findm ∠5, m ∠7Solution

Angles 4 and 5 are same side interior angles and their measures add up to 180° as per definition:

m ∠ 4 + m ∠5 = 180°m ∠5 = 180 ° - m ∠4 m ∠5 = 180° - 113° = 67°

Angles 5 and 7 are vertical angles and they have equal measure as per definition of vertical angles:

m ∠7 = m ∠5 = 67°



Dose the table represent a function?

Answers

yes, no x values repeat so it would be a function.

Answer:

You can also use tables to represent functions. Instead of using two ovals with circles, a table organizes the input and output values with columns. ... Remember, a function can only assign an input value to one output value. If you see the same x-value with more than one y-value, the table does not represent a function. so yeah it does represent a function.

Hope this helps, have a great day/night and stay safe!

NEED HELP ON THIS TOO OK PLZ OK THANKS OK

Answers

Answer:

quotient = 12 remainder = 6

Step-by-step explanation:

Answer:

12 with a remainder of 6

1. The probability of telesales representative making a sale on a customer call is 0.15.
Find the probability that
(a) no sales are made in 10 calls
B)more than 1 sales are made in 20calls

Answers

Answer:

(A.) 0.19687 (B.) 0.82444

Step-by-step explanation:

a.

P(N=0) = 10C0(0.15)0(0.85)10 = 0.19687

b.

P(N > 1) = 1 - P(N=0) - P(N=1)

P(N=0) = 20C0(0.15)0(0.85)20 = 0.03876

P(N=1) = 20C1(0.15)1(0.85)19 = 0.1368

P(N > 1) = 1 - 0.03876 - 0.1368 = 0.82444

Need help with this question ASAP!!!!!

Answers

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