Questions

A rain gutter is to be installed around a house whose foundation is shown to the right Find the perimeter of the house then find the total cost of the gutter The gutter costs 3 42 per ft The perimeter is 83 ft 23 ft 89 ft 27 ft

A rectangular table is twice as long as it is wide What is the perimeter of a table if it measures 4 5 ft by 9 ft

NATION ENT ALFRANCE ENGLAND ITALY THE OAP IN THE BRIDGE USA Sou Put Du Question 6 Why would the artist have found the United States policy contradictory at this time A 8 G D The United States had many infrastructure needs but the government refused to pay for them The United States refused to join the League of Nations even though it was proposed by a US president The United States supported the League of Nations even though it encouraged socialist policies The United States joined several international organizations despite its commitment to neutrality

parametrically defined curve P Question Find the equation of the tangent line to the curve defined by the equations x 2t y t when t 1 Give your answer in slope intercept form y mx b

A certain car model was expected to get 526 miles highway on 20 gallons of gas What was the mean number of miles per gallon mpg The mean number of miles per gallon mpg is Round to the nearest tenth as needed AL

Select all functions below that would have the end behavior that falls to the left and rises to the right Multiple answer f x 2x 3x 5 f x 2x 3x 5 f x 3x5 2x 5 f x 3x 2x 5

For the set of numbers find the mean the median and any modes that exist 6 6 1 1 5 9 7 8 4 4 The mean is Type a whole number or a decimal The median is Type a whole number or a decimal What is the mode Select the correct choice below and if necessary fill in the answer box within your choice OA The mode is Type a whole number or a decimal OB The modes are Type a whole number or a decimal Use a comma to separate answers as needed There is no moda C

Marta was pregnant 270 days 259 days and 272 days for her first three pregnancies In order for Marta s average pregnancy to equal the worldwide average of 266 days for how long must her fourth pregnancy last MEILD In order to equal the worldwide average of 266 days Marta s fourth pregnancy must last for days

For the set of numbers find the mean the median and any modes that exist 22 16 23 17 25 25 The mean is Type a whole number or decimal rounded to the nearest tenth as needed The median is Type a whole number or a decimal Find the mode Select the correct choice below and if necessary fill in the answer box to complete your choice OA The modes are Type a whole number or a decimal Use a comma to separate answers as needed The mode is Type a whole number or a decimal OC There is no mode B

A physician orders 0 2 oz of magnesia and alumina oral suspension antacid 4 times per day for a patient How many milliliters is the patient to ingest in a day Note that 1 oz 29 57 m The daily amount ingested in a day is approximately mL Round to the nearest hundredth as needed GITE

The following table lists the number of visitors to the 8 most popular museums in 2016 What is the mean number of visitors for the 8 museums the median the mode The mean is Simplify your answer The median is Simplify your answer Select the correct choice below and fill in the answer box within your choice OA The mode is OB The modes are OC There is no mode Use a comma to separate answers as needed MUSEUMS Museum A Museum B Museum C Museum D Museum E Museum F Museum G Museum H possible NUMBER VISITOR 7 700 00 6 900 00 3 700 00 2 900 00 1 500 00 1 200 00 1 100 00 1 100 00

List all the factors of 12

Find the measurement indicated in each trapezoid ISOSCELES TRAP Do NOT include units degrees inches feet etc F 95 E G H

Find the length of the midsegment of each trapezoid Do NOT include units degrees inches feet etc E R 6 2 F S

Factorisez 1 i is afactor a 3 2 z 3 i z 1 4i z 5 5i Factorise 2 1 c is a factor a 2 3 i 2 1 40 2 5 50 3

As seen in the PBS Nova episode about population which region listed below has hope to fix some of their population issues by changing their immigration policies India Africa Mexico

17 Four hundred eligible voters of a city are polled to obtain information on voting intentions in an upcoming city election The 400 eligible voters in this study example of a n a sample b observation c parameter d population e None of the above 18 The third quartile represents the a 25th percentile b median c 75th percentile d mode e None of the above Questions 19 20 The response to a survey question has three alternatives A B and C A sample of 780 responses provided 273 alternative A and 312 alternative B 19 What is the frequency of alternative C a 195 b 520 c 615 d 255 e 631 20 What is the relative frequency of alternative B a 0 15 b 0 25 c 0 35 d 0 40 e 0 55 21 Which of the following is NOT a measure of variability a Standard deviation b Mean c Range d Inter quartile range e Variance an

Questions 2 6 A researcher has collected the following sample data 19 17 18 21 24 17 19 21 23 21 2 The variance to 3 decimals is a 5 778 b 3 169 c 4 255 d 6 174 e None of the above 3 The standard deviation to 3 decimals is a 1 689 b 3 065 c 2 404 d 3 763 e None of the above 4 The range is a 10 b 17 c 11 d 7 e 8 5 The coefficient of variation to 3 decimals is a 36 642 b 12 019 c 39 513 d 22 127 e None of the above 6 The 80th percentile is a 17 6 b 22 6 c 20 4 d 23 9 e None of the above

22 In constructing a frequency distribution as the number of classes is increased the class width a remains unchanged b decreases c increases d increases or decreases depending upon the data values e None of the above 23 In any sample data set the sum of the deviations from the mean c dividing the sample size by the relative frequency of the class d dividing the midpoint of the class by the sample size e None of the above always be a negative b greater than one C ZCTO d strictly positive e either positive or negative depending on whether the mean is negative or positive 24 The relative frequency of a class is computed by a dividing the frequency of the class by the sample size b dividing the sample size by range x must c 22 d 18 e None of the above 7 1 25 From a group of six people three individuals are to be selected at random How many possible selections are there Assume that the order of selection is NOT important a 20 b 15 c 0 60 d 0 50 e None of the above 26 Given A and B are independent events with P A 0 30 and P AB 0 24 then P B a 0 80 b 0 70

A federal state or federation is one in which countries unite toward a common economic or sometimes military goal in which governmental power is disbursed to units of local government in which governmental power and control is centralized in which local city and county units of government work to adopt uniform rules and regulations

Solve for x in each parallelogram Do NOT include units degrees inches feet etc LN 20 UN 5x U

O are a big deal they affect the distribution of federal dollars to the states O are a big deal they affect the distribution of professional sports franchises around the country O are no big deal they are just a count of the population anyway O are the result of government mismanagement Question 11 5 points Listen As seen in the PBS Nova episode about population which country examined is not achieving replacement level fertility Japan Mexico Kenya India

The Kurds Roma and Palestinians have this in common they are Ostateless peoples members of the United Nations newly sovereign nations of states that failed as a result of World War Two

14 evaluate at x 2 If needed round correctly to hundre 2 DIGITS PASSED THE DECIMAL Tunc onco

Which cohort consists of the wealth producing working population Male cohort Old age cohort Middle cohort Youth cohort

2 Total and marginal utility Charles enjoys buying shoes The following table contains information on Charles s utility from shoes each month Fill in the two missing cells of the table Shoes Total Utility Pairs Utils 0 0 TOTAL UTILITY Ut 50 45 40 35 30 25 1 20 2 3 4 in 5 6 12 30 36 40 42 On the following graph use the purple points diamonds symbol to plot Charles s total utility TU curve if he consumes zero one two three four five or six pairs of shoes per month Note Plot your points in the order in which you would like them connected Line segments will connect the points automatically Marginal Utility Utils per pair 12 10 8 0 4 2

A chemistry lab requires students to identify chemical compounds by using various tests Each student is given samples of three different compounds labeled A B and C Each student is also given a list of six possible compounds If a student does not perform the tests and randomly chooses three from the list what is the probability that he guesses all three correctly

Jeff used the equation 16 3f 1 to calculate how many flowers were growing in his yard How many flowers did Jeff have growing in his yard A B C 4 5 84

X 4 10 pt Find the solution using the substitution y ux or u x 0 dx

Which of these polynomial functions is graphed below O 8 6 4 2 A B C D 60 50 40 30 20 10 2 4 10 201 y x 3 y x 27 y x 27 y x 3 x 6 8

Simplify the expression below 4 5i 2 i A B C D 13 6i 8 52 13 62

4 Balancing utility and price Suppose Lucia has to choose between purchasing high definition televisions and milk Which of the following is the utility maximizing rule that Lucia should follow while choosing the optimal quantities of these two goods Note In the answer options that follow MU stands for marginal utility MU of Milk MU of HDTV Price of HDTV Price of Milk MU of Milk x Price of Milk MU of HDTVs x Price of HDTVs MU of Milk MU of HDTVs Price of Milk Price of HDTV O MU of Milk MU of HDTVs less greater Since milk costs little and high definition televisions are expensive it must follow that when people choos definition televisions to purchase the marginal utility they receive from the last gallon of milk they buy is greater receive from the last high definition television they buy mal quantities of milk and high than the marginal utility they

32 x 2x x 1 x 1 5 Q x Q x Matround

3 T 2 x Knowing what you now know about the way polynomial functions interact with their factors zeros and graphs explain how to do the following a Find the zeros of this function b Use these zeros to write a factored polynomial in this format x a x b c Multiply the factors together to create a polynomial Graph your polynomial using a graphing app or calculator Does your graph match graph the image abc d Explain how you know your factors your polynomial the graph above and your graph all describe the same function

s Where are Streams likely to be Rejuvenated A A A B B C C D Both A and C F Everywhere B Plain C

Where are Streams likely to have Deficient Energy A S A A B B C C D Both A and C B Plain C

The functions f and g are given by f x cos x and g x sin x In the xy plane for how much of the interval 0 x 8 are the graphs of f and g both concav A U 0 units of x units of x units of x

What causes streams to meander A Underlying bed material is soft and slides easily B Variations in stream velocity cause uneven erosion and deposition C Floodplains widen significantly allowing more stream movement D Meandering only happens during floods E Meandering streams are not subject to natural laws

Graph the cube root function and analyze the minimum and maximum on the given interval f x x 4 7 1

1 10 pt Sketch the graph of a solution of the initial value problem dv dx y 4 y 1 1

Which of the following is an example of a superinfection O an infection getting worse because the pathogen is resistant to the antibiotic chosen O a yeast infection that develops after a course of antibiotics O neither choice is correct O both choices are correct

dy e 2x dx 3 10 pt Find an explicit solution 2 1 y X

An antibiotic is O any drug that kills any microorganism O any drug that kill bacteria O a chemical made by a microorganism that inhibits another microorganism O a drug that only kills eukaryotes

y Find the solution using the substitution y ux or u r

5 10 pt A pie of temperature 200 degrees is placed in a refrigerator of temperature 30 degrees Start with the Newton s Law of Cooling k T T T 0 To with k 01 and solve the dT dt initial value problem to find the temperature of the pie over time T t Show your work

ind the length of the altitude to the hypotenuse of a right triangle whose sides have engths 6 8 and 10 The altitude to the hypotenuse separates the hypotenuse into wo parts The smaller part is 3 8 Round your answer to the nearest tenth

Find the value of x 3 6

1 DNA Corresponding DNA RNA based on original Codons Protein look at codon 2 DNA Corresponding DNA RNA based on original Codons Protein look at codon 3 DNA Corresponding DNA RNA based on original Codons Protein look at codon 4 DNA Corresponding DNA RNA based on original Codons Protein look at codon 5 DNA Corresponding DNA RNA based on original Codons Protein look at codon ATACGATTAGCTC C TAI GCT AATCGAGG JAU GOURA G C GA GG ANG CUA ALUCAG TOTA AATCT GTAC GAGTA ITA GA CATG CTCAT UNA GOCAUG CUCAR DAUG QUR ATGTA CGATTAGCT TACATGC TAAT CGA AUGUA CG AUU AGCO AUG CHE AUCT M M TG GTA CGTAAT TCA ACCATG CATTA AGT ACC AUGCA U U AAGU AUG CALL HAR ALT CA TW TA C G T A A T T C G ATG ATGCATT A A G CT AC AUG CAUFABCHAG AUG CAU MAAGCUTE Not

Before Thursday s class session please review the following materials see below to deepen your understanding of the main research topic and sub research topics Please include your understanding of the sources below in the group progress report hard copy which is due Thursday before class ends Profe Tamayo Access this documentary No Mas Bebes through the CSUN Library Database https docuseek2 com libproxy csun edu cart product 3190 NO M S BEB S tells the story of Mexican immigrant mothers who sued doctors the state and the U S government after they were sterilized while giving birth at Los Angeles County General Hospital during the 1970s The sterilization of Puerto Rican Women https www youtube com watch v pQPBwrnFsxl WERE PUERTO RICONS Puerto Rico La Operacion Toggle dellain The Sterilization of Puerto Rican

Consider the linear system Given that 0 Lo 2 8 9 2 2 0 2 2 3 s a free variable what is X4 t X1 X2 X3 X4 3 10 8