Questions

A sample data of 25 students heights was collected from SDSU What would be the appropriate graph for visualizing this distribution Pie chart Bar chart Stemplot All of the above

A street interviewer stops the first 50 individuals exiting a movie theater to inquire about their opinions on the movie Poor Things This example is an instance of sampling Stratified Voluntary Simple Random Convenience

The histogram presented below illustrates the weights of a sample of Lemon sharks Frequency 8 100 150 Weight 200 Unfortunately the data point located on the left was identified as an inaccurate entry Upon excluding this data point and subsequently generating a new histogram while recalculating all statistics which of the following statements will be valid The mean will be smaller but the standard deviation will be larger The mean will be larger but the standard deviation will be smaller The mean and standard deviation will both remain the same The mean and standard deviation will both be larger The mean and standard deviation will both be smaller

survey was carried out to study the relationship between a person s college major and gende College Major Math Business Sociology Total 31 95 Gender Male Female Non binary Total 20 67 7 81 38 95 27 48 23 98 37 91 51 179 13 1 point What percentage of the business majors were male students 93 232 73 147 197 474

A scientist is investigating the impact of a recently developed memory enhancement technique The researcher assembles a group of participants and applies the technique to each individual twice with a one week interval between sessions Subsequently the scientist assesses memory levels before and after each session What experimental design is the researcher employing Matched pairs Randomized block Stratified Completely randomized

The numbers of courses taught per semester by a random sample of university professors are shown in the histogram Make a frequency distribution for the data Then use the table to estimate the sample mean and the sample standard deviation of the data set Make a frequency distribution for the data X 2 3 4 f Number of professors 25 20 15 10 19 EN 22 15 3 Number of courses taught per semester

In a study of the cost of mobile apps the mean price was determined to be 2 99 and the median price was 2 95 Which value would be a more suitable measure of variability The IQR because the data is skewed The IQR because the data is symmetric The standard deviation because the data is symmetric The standard deviation because the data is skewed

Which of the following would be considered to be a variable Amount of days per year Amount of days per week Amount of hours spent at the gym each week Total number of hours in a week

To investigate the impact of color and meditation techniques on mood regulation 240 randomly selected participants are randomly assigned into one of the following color schemes blue green or red Each participant is then randomly assigned to one of the following meditation techniques mindfulness transcendental meditation guided imagery or progressive muscle relaxation How many distinct treatment groups can be identified in this research 12 7 2

ence level requires subjects the nearest whole number as needed

What is the primary source of bias in a survey initiated by management to assess the quality of customer service from Microsoft s customer service wherein registered customers are asked the question Are you content with Microsoft s customer service or do you think everyone should be terminated Non response bias Undercoverage Response bias There would not be any bias present in this survey

Among the options which statistic s is significantly influenced by outliers 1 Mean II Median OIII Interquartile range O I and II I and III All of the above

In an experiment what is the designated term for the group undergoing the dummy treatment Response group Strata group Placebo group Experimental aroun

Identify all of the symmetries in the following figure Q 4 Identify the symmetries in the figure by describing what can be done to figure and have its appearance remain the same Select all that apply A There are exactly eight lines across which it can be reflected B It can be translated up or down C It can be translated left or right D There is exactly one line across which it can be reflected E It can be rotated through any multiple of 45 It can be rotated through any multiple of 90 G There are exactly four lines across which it can be reflected

Based on these agglutination results what is the blood type Anti A Anti B Anti D

4 sin 1 The simplified form with no quotients of 4 sin t cos t is Do not factor

Use the even odd identities to write the following expression as a trigonometric function of a positive number 9 CSC CSC 21 Type an exact answer using as needed

Determine the inheritance pattern of each of the following pedigrees Then label the genotypes of each individual in the pedigrees Recessive Ar Here R

Use a calculator to find 0 to the nearest tenth of a degree if 0 0 360 and 42 sin 0 3090 with 8 in QIV 44 cos 0 7660 with in QIII 46 tan 0 5890 with in QI 48 cos 0 2644 with in QIV 41 sin 0 3090 with 0 in QIII 43 cos 0 7660 with 0 in QII 45 tan 0 5890 with in QIII 47 cos 0 0 2644 with in QI 49 sin 0 9652 with in QII 51 sec 0 1 5263 with in QIV 53 sec 0 2 0387 with 0 in QII 55 csc 2 6587 with 0 in QIII 0 57 cot 8 1 3862 with 8 in QII 50 sin 0 9652 with in QI 52 sec 1 5263 with in QI 54 sec 0 2 0387 with 8 in QIII 56 csc 2 6587 with in QIV 58 cot 0 1 3862 with 8 in QIV

Use a calculator to find 0 to the nearest tenth of a degree if 0 0 360 and ho 42 sin 0 3090 with 0 in QIV 41 sin 0 3090 with 8 in QIII 0

Question 1 Consider a law firm with 15 lawyers and 3 paralegals The firm is struggling to keep up with the high demand for its services particularly during the busy litigation seasons It has been observed that the lawyers spend a significant amount of their time on administrative tasks that could potentially be handled by paralegals After a careful study of the work distribution within the firm it was determined that 35 of the activities carried out by the lawyers are administrative in nature Given that each lawyer works 50 hours a week please determine a How many additional paralegals should the firm hire to handle the administrative tasks currently performed by the lawyers b If the lawyers time spent on administrative tasks is redirected to billable legal work by what percentage could the firm potentially increase its billable hours

Identify all of the symmetries in the following figure Identify the symmetries in the figure by describing what can be done to the figure and have its appearance remain the same Select all that apply A There is exactly one line across which it can be reflected B There are exactly eighteen lines across which it can be reflected C It can be rotated through any multiple of 40 D It can be rotated through any multiple of 20 E It can be translated left or right F There are exactly nine lines across which it can be reflected G It can be translated up or down

1 Determine a b c and d so that the graph of y ax bx cx d has a point of inflection at the origin and a relative maximum at the point 2 4 Sketch the graph

LO Use the limit definition of instantaneous velocity for full credit to solve this problem A particle moves along a straight line with equation of motion s t 40 5t 4 9t where s is measured in meters and t in seconds Find the velocity of the particle when t 3 seconds

3 Write the following expression in terms of sine and cosine and simplify it The final expression does not necessarily have to be in terms of sine a sin a csc a sin x sin a csc a sin x C

Complete the table so that sec 0 is expressed in terms of the functions given across the top sin 0 tan 0 cot 0 Cos 0 1 cos 0 m sec 0 sec 0 csc 0

4 Find an equation of the line through the first quadrant that cuts off the least area from the first quadrant

Consider f x cos x 2 cosx over one complete period beginning with x 0 a Find all values of x in this period at which f x 0 b Find all values of x in this period at which the function has a minimum Justify your answer c Over what intervals in this period is the curve concave up

3 Determine the following about the graph of the equation 8 6 a b y 3 X X Is the graph symmetric with respect to 1 The X axis 2 The Y axis 3 The origin Identify all asymptotes of the graph

Standard 6 PAR 7 3 Mrs Darcy puts 4 chocolate candies in a bag to give each of her students on the first day of class If she puts a total of 76 chocolate candies in bags how many students are in her class O 19 O 72 80 O 304

6 If bacteria cannot sexually reproduce how do they develop genetic variation Explain the processes conjugation transformation and transduction in your response and the role each plays in creating genetic variation

3 2 1 36x dx Include the constant C in your answer Evaluate

2 Consider f x cos x 2 cosx over one complete period beginning with x 0 a Find all values of x in this period at which x 0

4 For 9 Explain why a amino acids 5 What role does tRNA play in translation How is it different from mRNA in its function and structure 6 If bacteria cannot sexually reproduce how do they develop genetic variation Explain the processes role cach plays in creating

Write the following expression in terms of sine and cosine and simplify it The mal expre 1 sec t 1 1 sec t 1 B

Standard 6 PAR 7 3 The product of two numbers is 48 and one of the numbers is 12 Find the other number Which equation can be used to solve this problem 48x 12 12x 48 01 2 48 48 12

Cindy Paul and Roger equally shared a bag of candy Each person received at least 18 pieces of candy If x represents the number of pieces of candy that were in the bag which inequality correctly represents the situation O 3x 18 O 3x2 18 0 18 0 18

K Write the following expression in terms of sine and cosine and simplify it The final expression does not necessarily have to be in terms of sin 1 cos x 1 cos x

Standard 6 NR 4 1 The ratio of squirrels to pigeons in the park is 15 to 125 Which statement describes this relationship O There are 3 squirrels for every 25 pigeons in the park O There are 3 squirrels for every 5 pigeons in the park O There are 5 squirrels for every 3 pigeons in the park There are 25 squirrels for every 3 pigeons in the park

Compare and Contrast DNA Polymerase and RNA Polymerase How are they similar and how are they different Think about their basic functions and requirements as well as what purposes they serve for their respective processes on would only code for four

Standard 6 GSR 5 1 Find the area of the polygon below 16 cm 0 96 cm O 192 cm O 208 cm O 224 cm 6 cm 2 cm 14 cm

their respective processes For 9 Explain why a fifteen nucleotide sequence that includes a stop codon would only code for four amino acids DNA play in translation How is it different from mRNA in its function and structure

Which number from the set 0 2 3 5 is the solution to this equation 5x4 3x 6 0 0 02 0 3 C 5

Evaluate fx 36 x dx Since this is an indefinite integral include C in your answer

Find the domain and range of y f x whose graph is given below Click on graph to enlarge

d Can you see a regular pattern in parts a b and c How many degrees can a regular n gon a regular polygon with n sides be rotated about its center so that it remains unchanged in appearance How many different angles answer this question for an n gon Choose the correct answer below 360 and multiples of this angle and its appearance remains the same n different angles answer this question for n O A ere is no angl A regular n gon can be rotated through an n gon 360 O B A regular n gon can be rotated through and multiples of this angle and its appearance remains the same n 1 different angles answer this question for an n gon O C 360 and multiples of this angle and its appearance remains the same n 1 different angles answer this question n 1 A regular n gon can be rotated through for an n gon OP There is no angle measure that the regular n gon can be rotated and remain unchanged in its appearance

QUESTION 9 People who have the O blood type possess 1 an enzyme that adds an N acetylgalactosamine to the end of the oligosaccharide chain on RBC membrane glycolipids 2 an enzyme that adds a galactose to the end of the oligosaccharide chain on RBC membrane glycolipids 3 an enzyme that adds phospholipids to the end of the oligosaccharide chain on RBC membrane glycolipids 4 no enzymes capable of attaching galactose or N acetylgalactosamine to the end of the oligosaccharide chain on RBC membrane glycolipids 01 02 0 3 04 O 1 and 2 QUESTION 10 What kind of membrane protein penetrates into the hydrophobic part of the lipid bilayer O integral protein O lipid anchored protein O peripheral proteins phosphatidylcholine

they are the site at which the indenza virus mirstomos a cen O All of these are correct QUESTION 5 Why did liposomes not work against diseases as hoped when they were first tried O They were degraded in the bloodstream O Immune system phagocytes removed them from the bloodstream before they could exert an effect O They leaked before getting to their target 4 O They were targeted incorrectly O They expanded osmotically and lysed before reaching their target QUESTION 6 How are the new stealth liposomes protected from immune system phagocytes O They are kept cold before use O They are coated with carbohydrates O They are given a synthetic polymer coating that protects them from immune destruction O They are loaded with radioactive isotopes O They are colored red QUESTION 7

QUESTION 39 Signal transition is a function of cell membrane O True O False QUESTION 40 You have fused a mouse cell and a human cell and then treated the cell with specific antibodies that are covalently linked to fluorescent dyes antiboc to mouse proteins green antibodies to human proteins red Immediately after fusion the cell appears to be yellow in color O True O False QUESTION 41 Lipid rafts contain higher concentrations of sphingolipids and cholesterol and certain proteins become concentrated within them O True

QUESTION 45 The largest proteins move the farthest during SDS polyacrylamide gel electrophoresis O True O False QUESTION 46 The neuron cell nucleus located is located in the cell body O True O False QUESTION 47 All membranes plasma nuclear or cytoplasmic from plants animals or microorganisms have the same ultrastructure O True O False