Math Homework

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Determine whether each of the distributions given below represents
Determine whether each of the distributions given below represents a probability distribution. Justify your answer. (A) x 1 2 3 4 P(x) 3/10 1/5 1/5 3/10 (B) x 3 6 8 P(x) 0.2 3/5 3/10 (C) x 20 30 40 50… read more
SusanAthena
Master's Degree
Master's Degree
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An identification code is to consist of two letters followed
An identification code is to consist of two letters followed by nine digits. How many different codes are possible if repetition is permitted? What I have: 26 letters in alphabet*2=46 9*10=90 Total=13… read more
ck_mba
Computer Engineer
Master's Degree
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Give reasons for each of the following steps 16+31 (1*10+6)+(3*10+1)
Give reasons for each of the following steps: 16+31= (1*10+6)+(3*10+1) = (1*10+3*10)+(6+1) =(1+3)10+(6+1) = 4*10+7 = 47… read more
Osbert12
Master's Degree
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covert to decimal notation 5.783 x 10^-8 solve using scientific
covert to decimal notation: 5.783 x 10^-8 solve using scientific notation: (1.5 x 10^3) * (2.4 x 10^4) (6.9 x 10^6) * (1.7 x 10^-2) (5.3 x 10^6) / (3.5 x 10^3) (5 x 10^5)(2 x 10^-2)… read more
Scott
Master's Degree
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1 A process that is considered to be in control measures an
1 A process that is considered to be in control measures an ingreidnet in ounces. Below are the last 10 samples (each of size n =5) taken. (Sample numbers in the columns and individual observation res… read more
StatisticsExpert
Asst. Professor
Doctoral Degree
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Given the bag of M&Ms (3Br, 2R,2Y,1O,1Bl, 1G). Let X # of brown
Given the bag of M&Ms (3Br, 2R,2Y,1O,1Bl, 1G). Let X=# XXXXX brown M&Ms chosen. If you choose 3MMs at random, with replacement, find P(X=1) Possible answers: A) 3/10 x 7/10 x 7/10 x 3 ways of choosing… read more
abozer
Bachelor's Degree
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I am trying to find out how to work out this problem. The
I am trying to find out how to work out this problem. The book states that the solution is 120.00 but I am just not "getting it." The end result of where I'm trying to go is to find the standard devia… read more
abozer
Bachelor's Degree
6,158 satisfied customers
The power gain D decibels (dB) of an amplifier relates the
The power gain D decibels (dB) of an amplifier relates the input power P1 watts to the output power P0 by the formula D = 10log10 P0 / P1 Determine the output power for a gain of 25 dB when the input … read more
Scott
Master's Degree
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20. If the least squares equation for sales data is the following (in
20. If the least squares equation for sales data is the following: (in \$ millions) what are the sales when X = 10 (in millions of dollars)? a. 10 b. 21.3 c. 11.3 d. 23.0 e. none of the above.… read more
Chirag
Master's Degree
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kate wants to put 60p more in stamps on her parcel she has
kate wants to put 60p more in stamps on her parcel she has lots of 4p,5p,10p stamps,she can do it in 8 ways can you write them all.… read more
abozer
Bachelor's Degree
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the function p(x) 1+(x-3)squared/10 for x 1,2,3,4 is a probablilty
the function p(x)=1+(x-3)squared/10 for x=1,2,3,4 is a probablilty function find the mean and standerd deviation of this distribution… read more
Ben Brown
Bachelor's Degree
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3rd grade question. Im 44 and stupid. Round to estimate
3rd grade question. I'm 44 and stupid. "Round to estimate the sum of all the numbers in 14." Is it 1+2+3+4+5+6+7+8+9+10+11+12+13+14=105, round 105 to what? or is it 1 + 5 = 5, round to what? Or someth… read more
muvee
Master's Degree
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PV and FV of single payments. Fill in the missing information.Question
PV and FV of single payments. Fill in the missing information. Questions A1. PV FV r n a. - 20 10% 10 b. 10 - 10% 10 c. &n bsp; 10 20 - 10 d. 10 20 10% - Question A2. PV FV r n a. &n bsp; - 20 10% 15 … read more
muvee
Master's Degree
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A group of ten people are being photographed. The photographer
A group of ten people are being photographed. The photographer places them into ten different positions. He continues to shuffle them until he has taken pictures of the ten persons in all possible gro… read more
Expert
1.) Write these in Scientific Notation 0.0002 2 x 10-4
1.) Write these in Scientific Notation: 0.0002 2 x 10-4 20 x 10-4 2 x 104 20 x 104 2.) 0.000049 49 x 106 4.9 x 105 49 x 10-6 4.9 x 10-5 3.) 0.000000000845 84.5 x 1011 8.45 x 1010 8.45 x 10-10 84.5 x 1… read more
Greg
Master's Degree
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The deBroglie wavelengh of a 9.109387 x 10 to the negative
The deBroglie wavelengh of a 9.109387 x 10 to the negative 28 g electron traveling at 10 m/s… read more
Chirag
Master's Degree
10,329 satisfied customers
Pam Snow invites 10 relatives to a party her mother, 2 aunts,
Pam Snow invites 10 relatives to a party: her mother, 2 aunts, 3 uncles, 2 brothers, 1 male cousin, and 1 female cousin. If the chances of any one guest arriving first are equally likely, find the pro… read more
Jai Sir
Master's Degree
80 satisfied customers
I have a question for Scott, can you explain where the 6 comes
I have a question for Scott, can you explain where the 6 comes from in (5*10^3) (2*10^2)= (5*2) (10^3 * 10^2)=10 (10^5)= 10^6, how is this 6. Thank you… read more
Scott
Master's Degree
18,606 satisfied customers
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