Questions

A 3 1 Point J C H G uppose we want to remove F In a binary search tree we nev emove a node with two children Instead we replace it with nother node Which node will take the place of F K Q3 2 1 Point G Save Answer Q3 3 H After removing the node containing the original G is the result a red black tree Yes No int K Last saved on Jan 27 at 9 01 AM Now we want to remove C from the preceding tree That s a black leaf so we can t just remove it Instead we bubble up Afterwards what is the color of B red black Save Answer Last saved on Jan 27 at 9 04 AM

Evaluate the definite integral 11 12 x 3 da

Consider the function f x 5 16 2x c What is f 2a d What is the domain of this function

Perform the following calculations and express the result in the correct units and number of significant figu 47 0 m 2 2 S 1 2 140 cm x 35 cm 5 88 kg 200 m 3 4 0 00 50 m x 0 042 m 300 3 L 180 s 5 6 33 00 cm x 2 70 cm 35 000 kJ 0 250 min 8 22 0 m 5 28 m 15 5 m 7 9 0 042 kg 1 229 kg 0 502 kg 10 170 cm 3 5 cm 28 cm

Evaluate the indefinite integral S 11

Which expression gives the surface area of a sphere with radius r OA 4 OB 4tr O c O D

Evaluate the indefinite integral

What is the volume of the sphere below O A units 16 3 O B 250 units 48 3 D units C units b

The value of e that satisty the conclusion of the mean value theorem for f x 1 3 Select one On 2 Ob 2 0 OC Od 3 Oe 3 NONE

f x f e f x

Find f x if x 4 f x In

ren I date and copy iew es of 3 Suggest a control treatment for each of the following experiments a Frogs are captured from ponds with polluted water The investigator records the number of limb deformities 0 5 pt b Patients take different doses of a new medication were monitored for weight loss Species bird bird bird bird bird bird bird bird bird Temp C Female 25 25 25 29 29 29 33 33 33 54 47 49 52 42 50 54 49 48 Male 46 53 51 48 58 50 46 51 52

The area of a circle of radius 10 units is equal to the surface area of a sphere of radius 5 units O A True B False

a Run the experiment with the temperature set to 25 C 29 C and 33 C with three replicate trials conducted for reach temperature treatment Export the data and copy and paste the excel raw data below in tabular format similar to lab 2 pt b What was the independent variable 0 5 pt c What was the dependent variable 0 5 pt d Give at least 3 constant variables for this experiment 0 5 pt 2 Identify the dependent and independent variables in the following experiments a Observing the number of nests built by birds in trees that have different densities of limbs 0 5 pt b Length of a regenerating limb of a starfish measured for 4 weeks 0 5 pt c Amount of weight loss for patients taking three different doses of a new medication 0 5 pt 3 Suggest a control treatment for each of the following experiments a Frogs are captured from ponds with polluted water The investigator records the number of limb deformities 0 5 pt b Patients take different doses of a new medication were monitored for weight loss 0 5 pt tint want to study mating behavior of deer She observes deer during mating Species bird bird bird bird bird bird bird bird bird Gizmo Resource 88 C Temp C Female 25 25 25 29 29 29 33 33 33 54 47 49 52 42 50 54 49 48 Male 46 53 51 48 58 50 46 51 52

4 A scientist wants to study mating behavior of deer She observes deer during mating season to obtain data For each male she counts the number of male male fights that he wins and then the number of females that the male mates with The scientist expects that males who win the most fights will mate with the most females a Design a null and alternate hypothesis for this study 2 pt Ho H b What was the scientist s prediction 1 pt c What was the independent variable 0 5 pt d What was the dependent variable 0 5 pt Species bird bird bird bird bird bird bird bird bird Gizmo Resource Temp C Female Male 25 25 25 29 29 29 33 33 33 54 47 49 52 42 50 54 49 48 545458 SC 46 51 52

Which expression gives the volume of a sphere with radius 8 O A 8 B 47 8 C 8 TC D 4T 8

Question 8 of 10 These notes are all on the O lines 10

What is the volume of a sphere with a radius of 12 units OA 144 units OB 2304 units OC 576 units OD 1728 units

For Questions 12 15 I asked students to draw plots of p frequency of A against time for various scenarios you should practice drawing the plots To enable automated grading here I ask you to fill in the blanks instead In every scenario assume that p is initially 0 9 and that no evolutionary forces are acting other than those indicated in each scenario Indicate the direction of change in p using the words increase decrease or remain constant Indicate the equilibrium value of p as 0 1 or intermediate between 0 and 1 If Mendelian Inheritance is operating in the absence of evolutionary forces p will remain constant At equilibrium p will be intermediate between 0 Mark for Review What s This Question 13 of 23 Selection at the hemoglobin sickle cell anemia locus in a region in Africa where malaria infection is common Here p is the frequency of the normal not sickled allele p will decrease At equilibrium p will be intermediate between C Mark for Review What s This 1 Points Question 14 of 23 1 Points Solection at the hemoglobin sickle cell anemia locus in a region in the United States where malaria infection is nonexistent Here p is the frequency of the normal not sickled allele

What is the surface area of the sphere below O A 64 units B 512 units C 512 units D Cannot be determined 1 47

What is the surface area of a sphere with a radius of 14 units A 449 units OB 784 units C 784 units OD 288T units

The axis of the sphere below is 12 units in length What is the surface area of the sphere A 256 units B 72 units C 144 units D Cannot be determined

Y TO 8 10 12 14 16 Years after 1980 G ue curve shows national health expenditures in billions of dollars The red curve shows its derivative Next question National health expenditures in billions of dollars from 1980 to 1994 are given by the function f t in the graph to the left a How much money was being spent at the beginning of 1983 700 billion b Approximately how fast was the rate of spending increasing in 1990 billion per year

Explain how meiosis and fertilization produce genelle var during sexual reproduction

1 Assume that we want to verify if the following formula is a tautology by drawing a truth table with 8 rows p g p Vr p V g r How many ones true sentences are there in the column representing p V q r p q p Vr the entire considered formula

Keegan s annual gross income is 66 800 but FICA is deducted from his paycheck and 28 of his salary is withheld for income taxes federal state and local combined as well If his employer pays 85 of the cost of a 2600 per year health insurance plan and if health insurance is Keegan s only optional deduction what is his monthly take home pay A 3397 98 B 3975 50 C 5566 67 D 3549 65

Let f x be the number in thousands of computers sold when the price is x hundred dollars per computer Interpret the statements f 14 80 and f 14 2 Then estimate the number of computers sold if the price is set at 1425 per computer KIZB What does f 14 80 imply OA When the price per computer is 1400 for every 100 price increase the sales increase by 80 000 computers B 80 000 computers are sold when the price is set at 1400 OC When the price per computer is 8000 for every 100 price increase the sales increase by 14 000 computers D 80 000 computers are sold when the price is set at 140 What does f 14 2 imply OA When the price per computer is 1400 for every 1000 price increase the sales decrease by 2 000 computers c When the price per computer is 1400 for every 100 price increase the sales decrease by 2 000 computers If computers are sold for 1425 per computer 79 5 computers will be sold OB 14 000 computers are sold when the price is reduced by 200 OD 2 000 computers are sold when the price is set at 1400

4 2 2 5 In example of lecture 5 Sec 2 2 An enterprising man proposes a game let the player throw a die Let the reward becomes Z u X X a Find the pmf of Z say h z b Find E Z c How much on average can the enterprising man expect to win on each play from players if he charges 10 dollars per play

Suppose that f 600 6000 and f 600 10 Estimate each of the following b f 600 5 c f 599 e f 599 75 a f 601 d f 598 a f 601 b f 600 5 6010 Simplify your answer Type an exact answer Simplify your answer Type an exact answer

Assume that the U S Mint manufactures dollar coins so that the standard deviation is 0 0390 g The accompanying list contains weights grams of dollar coins manufactured with a new process designed to decrease the standard deviation so that it is less than 0 0390 g This sample has these summary statistics n 16 x 8 066 g s 0 02 g A 0 05 significance level is used to test the claim that the sample is from a population with a standard deviation less than 0 0390 g The null and alternative hypotheses are Ho o 0 0390 g and H o 0 0390 g For this sample data we get a P value of 0 0099 when testing the claim that o 0 0390 g Complete parts a through c a What should we conclude about the null hypothesis 4 O A Accept the null hypothesis OB Fail to reject the null hypothesis OC Fail to accept the null hypothesis OD Reject the null hypothesis

Use the accompanying 200 Los Angeles commute times to test the claim that the mean Los Angeles commute time is less than 32 minutes Assume that a simple random sample has been selected Use a 0 10 significance level Compare the sample mean to the claimed mean of 32 minutes Is the difference between those two values statistically significant Click the icon to view the Los Angeles commute times Identify the null and alternative hypotheses Ho 32 H 32 Type integers or decimals Do not round Identify the test statistic Round to two decimal places as needed 4

The cost of 500 000 worth of 15 year term life insurance for Audrey is 28 44 per month If Audrey s employer covers 75 of this cost how much i deducted from Audrey s gross income per year for life insurance A 255 96 B 21 33 C 85 32 D 341 28

Using the table below what is Tyson s take home pay Annual Salary Federal Income Tax FICA Disability Insurance Life Insurance A 40 260 B 32 000 O O C 21 437 O D 28 524 Tyson 42 500 8500 3251 2125 100 Esmerelda Xavier 60 000 12 000 4590 3000 150 32 000 6400 2448 1600 75

Asako s employer covers 90 of the cost of a 3500 per year health insurance plan and 60 of the cost of a 1300 per year disability insurance plan If Asako gets paid monthly what is the total amount deducted from her gross income health and disability insurance during each pay period OA 327 50 OB 36 25 OC 163 75 OD 72 50

2 3 4 5 6 7 8 9 10 12 8x 1 x 2 3 4 3 11 12

field project superintendent earns an annual salary of 72 800 Ontributes 7900 per year to her 401 k plan If she has a required deductio or income taxes federal state and local combined of 28 of pretax come how much does she have withheld in income taxes per year OA 22 120 OB 22 596 OC 18 172 D 20 384

3 4 5 6 7 8 9 12 8x 1 x 2 3 4 3 1 10

Which deduction is optional O A Disability insurance OB Medicare OC Social Security OD FICA

OA gross income required deductions optional deductions B net income required deductions optional deductions C net income required deductions optional deductions D gross income required deductions optional deductions

Question A solid is formed by rotating the region bounded by the graphs of y x y 24 and x 13 in the first quadrant about the line x 5 Which of the following gives the volume of the solid Select the correct answer below 24 17 2 169 10 J J JU 24 169 10 2 10y 8 169 dy 2 10y 5 64 dy 24 10y 18 169 dy 24 10y 13 64 dy

Whitney contributes 13 of her 70 600 annual salary to her 401 k plan What is her pretax income O A 71 41 92 O B 61 422 O C 49 016 O D 59 808

Evaluate the following two limits 1 lim x 2 2 lim x 2 1 x 2 1 x 2

Eli s employer covers 60 of the cost of a 4900 per year health insurance plan and Eli s share of the cost of the plan is his only optional deduction How much is deducted from Eli s paycheck each month for health insurance OA 163 33 OB 167 66 OC 397 00 D 245 00

What is the APR of a payday loan for 1460 due in 15 days that charges a 90 fee O A 1500 OB 1 5 O C 150 D 15

ercept Form Worksheet pe of each line work Homework Linear Functions review all three forms Jyinkansala Abror class period 5 e ntercept Form y mx b e the slope and y intercept for each graph Write the equation for the graph in slope inte 2 3 slope slope 3 y intercept equation cept only 3x XL 3 0 3 1 7 5 XI 4 3 2 y intercept equation 54 3 2 1 2 4 3 24 11 2 3 Im X1 X X 123 3 ation in slope intercept form identify the slope and y intercept then graph least three points on each line Show your work Label the x and y axis

Andrea Apple opened Apple Photography on January 1 of the current year During January the following transactions occurred and were recorded in the company s books 1 Andrea invested 13 500 cash in the business 2 Andrea contributed 20 000 of photography equipment to the business 3 The company paid 2 100 cash for office furniture 4 The company received 5 700 cash for services provided during January 5 The company purchased 6 200 of office equipment on credit 6 The company provided 2 750 of services to customers on account 7 The company paid cash of 1 500 for monthly rent 8 The company paid 3 100 on the office equipment purchased in transaction 5 above 9 Paid 275 cash for January utilities Based on this information the amount reported as Owner Capital on the balance sheet at month end would be Multiple Choice 31 400 39 200

A reliable source about the usefulness of an herbal supplement is likely to be recognizable by all but one of these characteristics Choose the exception The information is in a primary source The information is published in a peer reviewed journal Many reputable references are cited The authors are employed by the manufacturer of the supplement

Questions 8 11 refer to the following situation Ant zombification begins when an Ophiocordyceps fungus shoots spores onto an insect The fungus then takes over the ant s brain and causes it to move to a cool location The fungus then kills the ant when fruiting bodies erupt from the ant s head as in the picture and spread more spores Ants that are heterozygous at the brain power gene are resistant to zombification while both homozygous genotypes are susceptible The table below shows the numbers of ants that survive zombification for each genotype Genotype BB Bb bb ants at birth before zombification 250 400 350 ants after zombification 150 320 70 Q8 What is the absolute fitness of the BB genotype af

2 Use the graph of each translated parent function to write its equation b O PERSEVERE Laura sketches the path of a model rocket that she launches a What type of function does the graph show 3 b In which axis has the parent function been reflected that on has Height m M 2814

Sanborn Company has 10 employees who earn a total of 2 100 in salaries each working day They are paid on Monday for the five day workweek ending on the previous Friday Assume that year ended December 31 is a Wednesday and all employees will be paid salaries for five full days on the following Monday The adjusting entry needed on December 31 is Multiple Choice Debit Salaries Expense 6 300 credit Salaries Payable 6 300 Debit Salaries Expense 4 200 credit Salaries Payable 4 200 Debit Salaries Expense 10 500 credit Salaries Payable 10 500 Debit Salaries Payable 6 300 credit Salaries Expense 6 300 Debit Salaries Expense 6 300 credit Cash 6 300 T