Homework Answers
a. X: Number of events Javier volunteers for in a month
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1. Javier volunteers in community events each month. He does not do more than five events...
A newspaper carrier has $6.10 in change. He has five more quarters than dimes but four...
A newspaper carrier has $6.10 in change. He has five more quarters than dimes but four times as many nickels as quarters. How many coins of each type does he have? How many dimes does he have?
Problem #3: Let A and B be two events on the sample space S. Then show...
Problem #3: Let A and B be two events on the sample space S. Then show that a. P(B) P(AOB)+P(AnB) b. If Bc A, then show that P(A)2 P(B) Show that P(A| B)=1-P(A|B) C. P(A) d. If A and B are mutually exclusive events then show that P(A| AUB) = PA)+P(B) Problem 4: If A and B are independent events then show that A and B are independent. If A and B are independent then show that A and B...
9. A father asks his sons to cut their backyard lawn. Since he does not specify which of his three sons is to do the job, each boy tosses an unbiased coin to determine the odd person, who must then c...
9. A father asks his sons to cut their backyard lawn. Since he does not specify which of his three sons is to do the job, each boy tosses an unbiased coin to determine the odd person, who must then cut the lawn. In the case that all three get heads or tails, they continue tossing until they reach a decision. What is the minimum number of tosses required to reach a decision with probability 0.957 10. The time between...
please solve the circled questions! Short Answers 1. Joe has five times as much money as...
please solve the circled questions!
Short Answers 1. Joe has five times as much money as Bill. However, Joe pays Bill 55 he owes him after which Joe has just twice the amount Bill now has. How much money did each have in the beginning? Answer 2. Terry has 2 more quarters than dimes and has a total of S6,80. How many quarters and dimes does Terry have? 0.25x H.Oy=6.80 4:18 dimes x=yta > x= 18+2=20 quarters Answer 20 quarter/18...
can you please do 30, 31, 37, 39b and show work? 30) A machine has a...
can you please do 30, 31, 37, 39b and show work?
30) A machine has a probability 0.03 of producing a defective glf b When 3 golf balls are manufactured by this machine, find the probability that none of the golf balls is defective 31) When three people are selected randomly, find the probability that their birthdays are all different 32) The mean credit card debt for college students in the U.S. is $2100. Is 2100 a parameter or statistic?...
You roll a six-sided die. Find the probability of each of the following scenarios. (a) Rolling...
You roll a six-sided die. Find the probability of each of the following scenarios. (a) Rolling a 6 or a number greater than 3 (b) Rolling a number less than 4 or an even number (c) Rolling a 4 or an odd number (a) P(6 or number> 3)- (Round to three decimal places as needed) (b) P/1 or 2 or 3 or 4 or 6)-( Round to three decimal places as needed.) (c) P(4 or 1 or 3 or 5)...
BF SWINGS Ben Floyd really enjoyed wood shop in high school, so he used an inheritance to buy som...
BF SWINGS
Ben Floyd really enjoyed wood shop in high school, so he used an
inheritance to buy some basic woodworking tools. He started out
doing odd jobs, and then one day he made a porch swing for his
house. Several people saw it and asked him to make one for them.
Word of mouth brought him many customers. In June of 1991 he
married Bobbie Ruth, a marketing graduate. Bobbie Ruth saw a chance
to expand the swing business...
Hilary is a nurse inspector at the county health department. She visits businesses in the community...
Hilary is a nurse inspector at the county health department. She visits businesses in the community that have the potential to spread infectious diseases to large and/or vulnerable populations. Today she will visit the We Love Kids daycare center and a nearby seafood restaurant. The daycare center cares for children ages one month to six years. To enroll a child in day care, parents must show proof that the child is up-to-date on all age-appropriate immunizations or must show proof...
Rounding to the nearest 1%, at what discount rate does leasing produce a higher net present value than paying cash?
It was another sleepless night for Brian French. As a new father, French had grown accustomed to sleep deprivation, but on this night, it was his business—not his newborn daughter—that had him tossing and turning. French was the president and co-owner of Peregrine, a Vancouver- based manufacturer of custom retail displays that were used in stores, banks, and art galleries (Exhibit 1). Peregrinehad been working on a display for Best Buy when one of the company’s two computer-numerical-control (CNC) machines...
Have to show work for every problem 4. A company uses three plants to produce a...
Have to show work for every problem
4. A company uses three plants to produce a new computer chip. Plant A produces 30% of the chips. Plant B produces 45% of the chips. The rest of the chips are produced by plant C. Each plant has its own defectiv rate. These are: plant A produces 3% defective chips, plant B produces 1% defective chips, plant C produces 5% defective chips. Hint: draw a tree diagram. (a) Construct a tree diagram...
A newspaper carrier has $6.10 in change. He has five more quarters than dimes but four times as many nickels as quarters. How many coins of each type does he have? How many dimes does he have?
Problem #3: Let A and B be two events on the sample space S. Then show that a. P(B) P(AOB)+P(AnB) b. If Bc A, then show that P(A)2 P(B) Show that P(A| B)=1-P(A|B) C. P(A) d. If A and B are mutually exclusive events then show that P(A| AUB) = PA)+P(B) Problem 4: If A and B are independent events then show that A and B are independent. If A and B are independent then show that A and B...
9. A father asks his sons to cut their backyard lawn. Since he does not specify which of his three sons is to do the job, each boy tosses an unbiased coin to determine the odd person, who must then cut the lawn. In the case that all three get heads or tails, they continue tossing until they reach a decision. What is the minimum number of tosses required to reach a decision with probability 0.957 10. The time between...
please solve the circled questions!
Short Answers 1. Joe has five times as much money as Bill. However, Joe pays Bill 55 he owes him after which Joe has just twice the amount Bill now has. How much money did each have in the beginning? Answer 2. Terry has 2 more quarters than dimes and has a total of S6,80. How many quarters and dimes does Terry have? 0.25x H.Oy=6.80 4:18 dimes x=yta > x= 18+2=20 quarters Answer 20 quarter/18...
can you please do 30, 31, 37, 39b and show work?
30) A machine has a probability 0.03 of producing a defective glf b When 3 golf balls are manufactured by this machine, find the probability that none of the golf balls is defective 31) When three people are selected randomly, find the probability that their birthdays are all different 32) The mean credit card debt for college students in the U.S. is $2100. Is 2100 a parameter or statistic?...
You roll a six-sided die. Find the probability of each of the following scenarios. (a) Rolling a 6 or a number greater than 3 (b) Rolling a number less than 4 or an even number (c) Rolling a 4 or an odd number (a) P(6 or number> 3)- (Round to three decimal places as needed) (b) P/1 or 2 or 3 or 4 or 6)-( Round to three decimal places as needed.) (c) P(4 or 1 or 3 or 5)...
BF SWINGS
Ben Floyd really enjoyed wood shop in high school, so he used an
inheritance to buy some basic woodworking tools. He started out
doing odd jobs, and then one day he made a porch swing for his
house. Several people saw it and asked him to make one for them.
Word of mouth brought him many customers. In June of 1991 he
married Bobbie Ruth, a marketing graduate. Bobbie Ruth saw a chance
to expand the swing business...
Have to show work for every problem
4. A company uses three plants to produce a new computer chip. Plant A produces 30% of the chips. Plant B produces 45% of the chips. The rest of the chips are produced by plant C. Each plant has its own defectiv rate. These are: plant A produces 3% defective chips, plant B produces 1% defective chips, plant C produces 5% defective chips. Hint: draw a tree diagram. (a) Construct a tree diagram...
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