Question

MEDAL PLEASE HELP
A compact disc is designed to last an average of 4 years with a standard deviation of 0.9 years. What is the probability that a CD will last less than 3 years?

1.11%

13.35%

86.65%

100%

Answer 1

i thnik it is 13.35...

Answer 2

@Nurali @Girls_Girder

Answer 3

this is my last question for this assignment...

Answer 4

P(X < 3) = P[z < (3 - 4) / 0.9] = P(z < - 1.11)

= 0.1335

Answer 5

B -_- ;P

Answer 6

thank you! (:

Answer 7

aha anytime hun

Answer 8

Wow she didnt even convert it to a percentage

Answer 9

And I was first

Answer 10

But its cool...

Answer 11

lol im a guy and i gave u a medal so calm down

Answer 12

https://answers.yahoo.com/question/index?qid=20131012163653AAtmlqJ

Answer 13

Good job

Answer 14

lulz yup trying to do history

Answer 15

im sorry i didnt know who to give it too... :/ wish i could have given it to both... but thank you Girls_Girder.. for giving the medal.

Answer 16

I dont think I can ever forgive you...

Answer 17

Could you have imagined if you included sarah with your answer haha

Answer 18

welp guess youll learn how to! XD

Answer 19

lol yes i almost did @aric200

Answer 20

what? .-.

Answer 21

^sarah

Answer 22

ohh i gotcha haha

Answer 23

yea like i said trying to do gay history so i just looked it up lmao ;P

Answer 24

hahah okay its fine thanks i got a 100 on my assignment.

Answer 25

want a cookie :O

Answer 26

yes!

Answer 27

I ate them all :(

Answer 28

WELL GOOD JOB! -.-

Answer 29

i has peanut butter cookies

Answer 30

I am sorry bae forgive mehhhhh </3 haha

Answer 31

they so yummy

Answer 32

i dont like peanut butter cookies. and i shall never forgive you.! i am now shunning you!

Answer 33

Oh yeah sorry I kinda gave @Girls_Girder some ma cookies but you can have the packaging :D

Answer 34

Yeah wtf are peanut butter cookies haha

Answer 35

NO!

Answer 36

aww but they so good they has the lil chocolate chips but instead they peanut butter mmm

Answer 37

idefk my step mom made them lmao -_-

Answer 38

yes, thats what you do.. YOU RUB IT IN MY FACE! -.-

Answer 39

I feel likr a horse would eat cookies like that...

Answer 40

lmaoo what?

Answer 41

Because these are peanut butter cookies and I always felt like that little black girl fed the donkey those cookies

Answer 42

lmao no
they are nothing like that these are home made and they are soft and yummy

Answer 43

Oh well girl scout cookies are bomb as

Answer 44

-.-

Answer 45

Just not these

Answer 46

they look like normal chocolate chip cookies but peanut butter -_-

Answer 47

Cuz there nasty peanut butter and horses eat peanut butter cookies as you can see

Answer 48

i love Girl Scout cookies the mint ones are da best

Answer 49

i like thin mints, samoas, and tagalongs.. u wanna know a secret?

Answer 50

No

Answer 51

ur a mam :O

Answer 52

Dont tell me

Answer 53

mannnnnnn

Answer 54

lol no i used to be in girl scouts.

Answer 55

Naw I google searched her image shes clean at least that is what I think :o

Answer 56

HA she told u

Answer 57

then go away aric lol

Answer 58

I google searched this kids picture and it came up with a girl that gave adult massages...

Answer 59

she said ur long titty retricehas no nipples XD

Answer 60

I used to be a boy scout Blaw

Answer 61

well cub scout never made it to boy scouts

Answer 62

lol omg and yes i am legit. haha my name is victoria ^.^ got an instagram?

Answer 63

lulz

Answer 64

Yeshh instagram is lifeeeee

Answer 65

^

Answer 66

Chipolte is maaa liffeee

Answer 67

look up what a girder is and thats why im a girl's girder ;D

Answer 68

taco bell betta

Answer 69

follow me ill follow back! hes_mine_022214

Answer 70

A supporter of girls?

Answer 71

lol who is HE?!

Answer 72

I dont follow strangers but there free to follow me :D

Answer 73

no! i no follow if u no follow!! -.-

Answer 74

gird·er
ˈgərdər/Submit
noun
a large iron or steel beam

Answer 75

50 K followers and 375 Following So I mean idk if your that special

Answer 76

welp i gtg ttyl

Answer 77

Noooo okay Ill add you haha I only have like 300

Answer 78

I need followers !!!!!!!!!!!!!

Answer 79

good didnt wanna talk to u anyways

Answer 80

AND FOLLOW MEEHHHHHHH please (:

Answer 81

;O

Answer 82

Yesh I willzzz

Answer 83

Wait but im grounded

Answer 84

pfft i no follow no body

Answer 85

So follow meeeee and when my phone is back

Answer 86

its okay i am too lol

Answer 87

well shiiii

Answer 88

what is ur insta again

Answer 89

ya i dont has my shiz atm

Answer 90

lol its in the comments.

Answer 91

I got da app to so i will know if you unfollow me <.<

Answer 92

its to far up there though :(

Answer 93

i only follow 90 peeps

Answer 94

i wont unfollow lol and its hes_mine_022214