A company introduced a much smaller variant of its tablet, known as the tablet junior. Weighing less than 11 ounces, it was about 50% lighter than the standard tablet. Battery tests for the tablet junior showed a mean life of 10.25 hours. Assume that battery life of the tablet junior is uniformly distributed between 7.5 and 13 hours.
(a)
Give a mathematical expression for the probability density function of battery life.
f(y) =

(b)
What is the probability that the battery life for a tablet junior will be 10.5 hours or less? (Round your answer to four decimal places.)
(c)
What is the probability that the battery life for a tablet junior will be at least 11.5 hours? (Round your answer to four decimal places.)
(d)
What is the probability that the battery life for a tablet junior will be between 8.5 and 10.5 hours? (Round your answer to four decimal places.)
(e)
In a shipment of 100 tablet juniors, how many should have a battery life of at least 12 hours? (Round your answer to two decimal places.)
tablet juniors

Answers

Answer 1

Answer:

showed a mean life of 10.25 hours. Assume that battery life of the tablet junior is uniformly distributed between

Step-by-step explanation:


Related Questions

How do you find out if a number is an integer or not?

Answers

Answer:

Integers are any whole number negative or positive

Step-by-step explanation:

The slope of a line is – 3, and a point on the line is (4, -1).
What is the equation of the line expressed in slope-intercept form?

Answers

Answer:x=6

Step-by-step explanation:

2. Karen sells newspaper subscriptions. She earns $12 for each daily subscription and $4 for each Sunday- only subscription. How much will she earn if she sells 24 daily and 13 Sunday-only subscriptions in a week?​

Answers

Your Answer;

❀♡ 12 x 24 + 4 x 13 = 340 ♡❀

Answer:

340

Step-by-step explanation:

i will give a crown if you are the first one to answer and if you get it right and if you just get it right then i will i give you a full star rating and a thanks

Answers

Question

( 10 + 5x )7

                                                                                                                                 

Lets solve this easily.

So, basically, 10 + 5x is 15 but we still didn't

get rid of the x so therefore it's still 15x and then there's 7 so we multiply 15 x 7 giving us 105x.

Hence, the answer is.

(C), 70 + 35x is the answer.

In ΔQRS, the measure of ∠S=90°, the measure of ∠Q=38°, and RS = 1.2 feet. Find the length of QR to the nearest tenth of a foot.

Answers

Answer:

1.9

Step-by-step explanation:

WILL GIVE BRAINLEIST SO PLZ HELP IM VERY DESPERATE!

Answers

Answer: easy is 6/5

Step-by-step explanation:

Here why 3/2 times 4/5

Try the app Gauthmath!!!!! Like it will work like wonders

Restaurants often slip takeout menus under Rosa's apartment door. So far, Rosa has collected 15 menus, including 5 for Indian food. Considering this data, how many of the next 18 menus slipped under Rosa's door should you expect to be from Indian restaurants?​

Answers

Answer:

https://e-eduanswers.com/mathematics/question21901004

Step-by-step explanation:

the answer is in that website

A company is placing an order for boxed lunches for a meeting of its executive board. There are 10 members of the board and each will have one lunch. The company is getting the lunches from a restaurant that has 25 varieties of boxed lunches.

Required:
a. How many different ways are there for the company to place the lunch order for the 10 lunches?
b. How many ways are there for the company to place the lunch order if the 10 lunches purchased are all different?

Answers

Answer:

a) There are 93,367,432,000,000 ways to place the lunch order.

b) There are 11,861,676,000,000 ways for the company to place the lunch order if the 10 lunches purchased are all different.

Step-by-step explanation:

Permutations formula:

The number of possible permutations of x elements from a set of n elements is given by the following formula:

[tex]P_{(n,x)} = \frac{n!}{(n-x)!}[/tex]

a. How many different ways are there for the company to place the lunch order for the 10 lunches?

For each of the 10 lunches, there are 25 options. So

[tex]25^10 = 93,367,432,000,000[/tex]

There are 93,367,432,000,000 ways to place the lunch order.

b. How many ways are there for the company to place the lunch order if the 10 lunches purchased are all different?

The order is important, which means that the permutations formula is used to solve this question. So

[tex]P_{(25,10)} = \frac{25!}{(25-10)!} = 11,861,676,000,000[/tex]

There are 11,861,676,000,000 ways for the company to place the lunch order if the 10 lunches purchased are all different.

I WILL GIVE YOU 100 points and Braine at Math Properties of Equality, Part 2

For each expression, write an equivalent expression to show the

mathematical properties of equality.

Distributive Property:

6(m +4) = ?

Associative Property:

2 + (m + x) = ?

Commutative Property:

x + 3 = ?

Distributive Property:

3(2y - 6) = ?

Distributive Property:

m(y + 5) = ?

Answers

Answer:

1. 6(m + 4) = 6m + 24

2. 2 + (m + x) = (2 + m) + x

3. x + 3 = 3 + x

4. 3(2y - 6) = 6y - 18

5. m(y + 5) = my +5m

Step-by-step explanation:

1. Distributive property "distributes"/multiplies the 6 outside the parentheses to each term inside the parentheses.

2. Associative property deals with how terms and numbers are grouped into parentheses. The terms/numbers stay in the same order.

3. The commutative property means terms can change in order, and you will still get the same result.

4, 5. See #1 above. Distribute/multiply the number/term outside the parentheses to the numbers/terms inside.

Let me know if you have questions.

Please answer quick just super small explanation pls hurry quick for brainlessly answer

Answers

The correct answer is E.

(this is a practice question)​

Answers

Answer:

<GHI = 135 degrees

Step-by-step explanation:

(3x + 12) + (x + 4) = 180

4x + 16 = 180

4x + 16 - 16 = 4x

180 - 16 = 164

4x = 164

4x / 4 = x

164 / 4 = 41

x = 41

3 * 41 + 12

3 * 41 = 123

123 + 12 = 135

can you help me with this ​

Answers

Answer:

A=168 ft²

Step-by-step explanation:

18×8=144

0.5*8*6=24

24+144=168

Please help for today

Answers

Answer:

football and soccer looks right :)

Step-by-step explanation:

Most likely football and soccer

A can of paint is a right circular cylinder. The radius of the base is 5 centimeters and the height is 12 centimeters. Find the number of cubic centimeters of paint, in terms of π, contained in a full container.

Answers

Answer:

The answer is 300

The number of cubic centimeters of paint contained in the full jar container is n = 300 and the volume is V = 300π cm³

What is a Cylinder?

A cylinder is a three-dimensional shape consisting of two parallel circular bases, joined by a curved surface. The center of the circular bases overlaps each other to form a right cylinder. The volume of a cylinder is

Volume of Cylinder = πr²h

Surface area of cylinder = 2πr ( r + h )

where r is the radius of the cylinder

h is the height of the cylinder

Given data ,

The volume of a right circular cylinder can be calculated using the formula:

V = πr²h

where V is the volume, r is the radius of the base, and h is the height.

Substituting the given values, we have:

V = π(5 cm)²(12 cm)

V = π(25 cm²)(12 cm)

V = 300π cm³

Hence , a full container of paint contains 300π cubic centimeters of paint.

To learn more about cylinder click :

https://brainly.com/question/16134180

#SPJ2

answer pls ill give bainliest!

Answers

Answer:

the right scale factor is 2.5

Step-by-step explanation:

just divide 5 by 2

Answer:

False im not sure sorry

Cherry Hill Orchards produced 500 tons of cherries during their first year of business, 2012. Since then, the cherry harvest continues to increase in production by 5.7% over the previous year. Write an exponential function f(x) that models the tons of cherries produced by cherry hill orchards x years after 2012
A. f(x) = 500(1.057)^x
B. f(x) = 50(1.057)^x
C. f(x) = 500(0.057)^x
D. f(x) = 500(1.57)^x

Answers

Answer: A, f(x) = 500(1.057)^x


Calculate: Find the perimeter of a triangle with sides 11 inches, 5 inches, and 13 inches. Show your work.

Answers

Answer:

29

Step-by-step explanation:

P=a+b+c=11+5+13=29

Help pls!!!! Pls explain how you got the answer if you can!!! Have a blessed day
Also if you don’t know the exact answer answer and comments. And pls don’t waste my points this assignment is very important

Answers

Step-by-step explanation:

for perimeter you just add up all of the sides so :

(x+4) +( 2x)+(4x-2)+(3x-1) = 10x +1

Plz help! Pretty easy problems!

Answers

Answer:

The first is 9 sq.units

The second is 8 sq units

The third is 180mm squared

Step-by-step explanation:

does a trapezoid have exactly one pair of parallel sides always?

Answers

Yes, and no sometimes yes, sometimes no.

What is the equation of the line that is perpendicular to y=-3x+1 that passes through the point (9,0)?
y=1/3x-3
y=-1/3x+3
y=3x+9
y=-3x+3

Answers

Answer:

Step-by-step explanation:

the correct answer of the question is y=x/3-3 b.c

m1.m2 = -1 But m1=-3

so -3.m2=-1

-3.m2/-3=-1/-3

m2=1/3 therefore

Y=1/3x-3

What is 0.9 divide by 2.647

Answers

Answer:

0.340007556

Step-by-step explanation:

its correct

Use the calculator mah g

Please round to nearest hundredth and give explanation.

Answers

Answer:

I think PR = 20 but I'm not sure

what is -4 * 7/10. please hlp!


Answers

Answer:

-4 * 7/10 = -2.8

the answer is
-2.8
hope that helps

find the selling price if the cost price is rupees 600 and profit is 13%​

Answers

Answer:

=2277 Ans.

Step-by-step explanation:

Find the selling price

(a) Cost =600

Profit=13%

Selling price =Cost + profit

=600+

100

600×13

=600+78

=678 Ans.

(b) Cost=2475, loss=8%

Selling price = Cost+ profit/loss

=2475+(−

100

2475×3

)

=2475−198

=2277 Ans.

What's the name of angle C thanks for the help :)

Answers

Answer:

Reflex angle

Step-by-step explanation:

Properties of reflex angles:

1). Any angle measuring between 180° and 360°.

2). Other side of the reflex angle is either acute or obtuse angle.

By these properties,

Since, angle C measures more than 180° but less than 360° and opposite angle is an acute angle.

By these properties angle C and angle D are the reflex angles.

What is the value of a?

Answers

since the quadrilateral is covex, the sum of four exterior angles is 360 degrees

127 + 71 + 102 = 300

360 - 300 = 60

the answer is 60 degrees


Questão 11 - Um investidor aplicou
a quantia de R$ 500,00 em um fundo
de investimento que opera no regime
de juros simples. Após 6 meses o
investidor verificou que o montante
era de R$ 560,00. Qual a taxa de
juros desse fundo de investimento?

Answers

Answer:

A taxa de juros desse fundo de investimento é de 24% ao ano.

Step-by-step explanation:

Esta é uma questão que envolve juros simples.

A quantidade de juros acumulados depois de t anos é dado por:

[tex]J = P*r*t[/tex]

Em que P é o investimento inicial, r é a taxa de juros, é t é o tempo, em anos.

O montante é dado por:

[tex]M = J + P[/tex]

Um investidor aplicou a quantia de R$ 500,00.

Isso significa que [tex]P = 500[/tex]

Juros acumulados:

Montante era de R$ 560,00, o que significa que [tex]M = 560[/tex]

Então, a quantidade de juros acumulados é dada por:

[tex]M = J + P[/tex]

[tex]J = M - P = 560 - 500 = 60[/tex]

Taxa de Juros:

6 meses é meio ano, o que implica que [tex]t = 0.5[/tex]

Então

[tex]J = P*r*t[/tex]

[tex]60 = 500*r*0.5[/tex]

[tex]250r = 60[/tex]

[tex]r = \frac{60}{250}[/tex]

[tex]r = 0.24[/tex]

A taxa de juros desse fundo de investimento é de 24% ao ano.

Find slope of (2,3) and (-5,6).

Answers

Answer:

Slope is 3/-7

Step-by-step explanation:

[tex]slope = \frac{6 - 3}{ - 5 - 2} = \frac{3}{ - 7} [/tex]

hello i hope you are having a nice day can somebody help me with this question thanks

Answers

I have a little rhyme for you to remember how to calculate the area of a trapezium:

Half the sum of the parallel lines,
Times the distance between them,
That is how you work out,
The area of a trapezium!

Ok, now apply the rhyme to the question!

1) Half the sum of the parallel lines - (7.5+2.5) / 2 = 5
2) Times the distance between them - 5 x 2.5 =12.5

The answer is 12.5

Answer:

12.25 un

Step-by-step explanation:

-the formula for the area of a triangle is A=(1/2)bh or Area=(1/2)×Base×Height

to find the base you need to take 7.5 and subtract 2.5 the divide in half for each base of the triangles to get 2.5 for the bases.

then take your formula and multiply:

0.5×2.5×2.5=3.125×2=6.25 and you get the area of the triangles.

then do the area of the center square which is:

2.5×2.5=6 for the center

then add:

A=6.25+6=12.25

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