5

# The complex mechanism of nicotine dependency makes challenging- Cvalvate dependence PIouf rescarchers estimated nicorinc dependence levels for : Bioup of Chinese ru...

## Question

###### The complex mechanism of nicotine dependency makes challenging- Cvalvate dependence PIouf rescarchers estimated nicorinc dependence levels for : Bioup of Chinese rural-urban migrants and identified severa potential determinants - ag0, education and severity of airflow obstruction (all determinants are categorical varables) What type statistical mcrhod wquld Vou USC evaluate tne determinants' effects on nicotine dependence; _hichE mcasuredusing_sicontinuous dfferent itens and why? (0.5 point

The complex mechanism of nicotine dependency makes challenging- Cvalvate dependence PIouf rescarchers estimated nicorinc dependence levels for : Bioup of Chinese rural-urban migrants and identified severa potential determinants - ag0, education and severity of airflow obstruction (all determinants are categorical varables) What type statistical mcrhod wquld Vou USC evaluate tne determinants' effects on nicotine dependence; _hichE mcasuredusing_sicontinuous dfferent itens and why? (0.5 points) What stcps woud you do first before running the final analysis? Please describe (0.75 points)  #### Similar Solved Questions

##### 4. flx) = In ( 1 + 76 f(x) cos 2x f(x) =* ~X Tf
4. flx) = In ( 1 + 76 f(x) cos 2x f(x) =* ~X Tf...
##### 1+4+9710-isoExpress each sum in terms ol n . 4t' - Use your result to lin:l the suzs wlen n = 10 and when n = I0J. 2uk+3 (6) 24 4v"Express each of the following using summation notation. (a) 4+10 + 16+22 + + 46() }+3+7+8+.+#1+{+4+4+.+4
1+4+9710-iso Express each sum in terms ol n . 4t' - Use your result to lin:l the suzs wlen n = 10 and when n = I0J. 2uk+3 (6) 24 4v" Express each of the following using summation notation. (a) 4+10 + 16+22 + + 46 () }+3+7+8+.+# 1+{+4+4+.+4...
##### (a) Graph the marginal profit function for the profit function P(x)11x 0,4x2 10, where D(x) is in hundreds of dollars and x is hundreds of unit100100~20100100-10~T0F(b) What level of production and sales will give unitsmarginal profit?At what level of production and sales will profit be at maximum? units(d) What is the maximum profit?
(a) Graph the marginal profit function for the profit function P(x) 11x 0,4x2 10, where D(x) is in hundreds of dollars and x is hundreds of unit 100 100 ~20 100 100 -10 ~T0F (b) What level of production and sales will give units marginal profit? At what level of production and sales will profit be a...
##### 2.An immersion heater has resistance R= IOOS (a) What's the power of the heater under I1OV? (3p) (b) How many seconds it takes I0 increase the temperature of 2kg water from 10OC to 1OOOC? The heat capacilance ol water iS 4186JikgOC. (4p)
2.An immersion heater has resistance R= IOOS (a) What's the power of the heater under I1OV? (3p) (b) How many seconds it takes I0 increase the temperature of 2kg water from 10OC to 1OOOC? The heat capacilance ol water iS 4186JikgOC. (4p)...
##### 3.5 Show that the relaxation time of rigid globular protein whose motion is highly damped by the solvent is ~10 Ps, independent of the size of the protein; 3nL Lq (Answer: T= 137 10 ps using n-1= mPa-s/m EA /L 1 E and E = 1 GPa |
3.5 Show that the relaxation time of rigid globular protein whose motion is highly damped by the solvent is ~10 Ps, independent of the size of the protein; 3nL Lq (Answer: T= 137 10 ps using n-1= mPa-s/m EA /L 1 E and E = 1 GPa |...
##### Point) Find the missing coordinates such that the three vectors form an orthonormal basis for R: 0.6
point) Find the missing coordinates such that the three vectors form an orthonormal basis for R: 0.6...
##### (L 2 Let Find 3 Problem Evaluate: the = 0 ling three derivative 9(1) 2 f) E 8 2 9(0) and f'(0) [ = 9(1) = 2
(L 2 Let Find 3 Problem Evaluate: the = 0 ling three derivative 9(1) 2 f) E 8 2 9(0) and f'(0) [ = 9(1) = 2...
##### Let f(t)t+3Simplify the following difference quotient as much as possibleflt+h)_flt)Use your result irom (a) and the limit definition of the derivative t0 calculatef(t+h) f(t) f' (t) = lim h >0Use your answer from part (b) to evaluatef' (2)d) Find the equation of the tangent line to the curve at the point (2,f(2)):
Let f(t) t+3 Simplify the following difference quotient as much as possible flt+h)_flt) Use your result irom (a) and the limit definition of the derivative t0 calculate f(t+h) f(t) f' (t) = lim h >0 Use your answer from part (b) to evaluate f' (2) d) Find the equation of the tangent lin...
##### 4) Lets say that random variables x and y represent the number of students passing the Math test from Group and Group 2, respectively. The Math tests are conducted 20 times and the sample data is at the table below:Compare between Group and Group 2 which is expected to have a higher percentage of students passing the math tests with a score between 60 to 90.71 74 52808363698778 51 84 909061 78 8380898979736986839080839085718570529384Make sure to explian and show every steps
4) Lets say that random variables x and y represent the number of students passing the Math test from Group and Group 2, respectively. The Math tests are conducted 20 times and the sample data is at the table below: Compare between Group and Group 2 which is expected to have a higher percentage of s...
##### Q-4: [5+5 marks] a) Lets = {v1,vz, V3} be a linearly independent set ofvectors in R3. Determine whether T = {Zv1 + V2 2v3' 4v1 + 3v2 3v1 + 2v2 ` v3} is linearly independent;b) Describe all vectorsthat can be written as linear combinations of thevectors V1V22 V32 3
Q-4: [5+5 marks] a) Lets = {v1,vz, V3} be a linearly independent set ofvectors in R3. Determine whether T = {Zv1 + V2 2v3' 4v1 + 3v2 3v1 + 2v2 ` v3} is linearly independent; b) Describe all vectors that can be written as linear combinations of the vectors V1 V2 2 V3 2 3...
##### 6. An initial investment of \$9000 grows at an annual interest rate of S% compounded continuously_ How long will it take t0 double the investment? year B) 14.40 years C) 13.86 years D) 14.86 years 13.40 yearsANS:
6. An initial investment of \$9000 grows at an annual interest rate of S% compounded continuously_ How long will it take t0 double the investment? year B) 14.40 years C) 13.86 years D) 14.86 years 13.40 years ANS:...
##### A value of \$R^{2}\$ near 1 is sometimes interpreted to imply that the relation between \$Y\$ and \$X\$ is sufficiently close so that suitably precise predictions of \$Y\$ can be made from knowledge of \$X\$ Is this implication a necessary consequence of the definition of \$R^{2} ?\$
A value of \$R^{2}\$ near 1 is sometimes interpreted to imply that the relation between \$Y\$ and \$X\$ is sufficiently close so that suitably precise predictions of \$Y\$ can be made from knowledge of \$X\$ Is this implication a necessary consequence of the definition of \$R^{2} ?\$...
##### You concuct a reseach b Com pare Co u d am t betweeo men and Woneo Hcu wi ( | Posibie stes 51 Power ( - B) = go7 aod efual ufe X = fampl Cize for boj gnup-. R 2 P w here Yor # K=k Vs Ha ~ou wish sihve rate for Wonen R is To Po i <1 0s higher deteet 1f men'f rate you Can What iJ tFo apprpnate wonen'f rale #an Tat tfe Jate 0f @vid (ize aUluming Sctmple ato 7 IS 20 % () #e Popul Posi 6-Je
You concuct a reseach b Com pare Co u d am t betweeo men and Woneo Hcu wi ( | Posibie stes 51 Power ( - B) = go7 aod efual ufe X = fampl Cize for boj gnup-. R 2 P w here Yor # K=k Vs Ha ~ou wish sihve rate for Wonen R is To Po i <1 0s higher deteet 1f men'f rate you Can What iJ tFo apprpna...
##### Starch Digestion by Salivary Amylase s Joined together Starch Is a polys-uccharide composed long chain ofglucose molecules _ (recall the dehatration synthesis Starchipan mportant energy storage molecule In plants solution in Lab - amyoplasts obsened Lab 3and the positive starch test for = porato = Sarch In potato cells and will complex writh iodlrie, turning not a reducing sugar = [@AcL dark purple or black; but / Benedkt\$ reagent Other organisis eat breakino plank; obtain the ner9y ftarecin tne
Starch Digestion by Salivary Amylase s Joined together Starch Is a polys-uccharide composed long chain ofglucose molecules _ (recall the dehatration synthesis Starchipan mportant energy storage molecule In plants solution in Lab - amyoplasts obsened Lab 3and the positive starch test for = porato = S...
##### A 24.1-g mixture of nitrogen and carbon dioxide found to occupy volume of 15. nitrogen in this mixture? 539 0.500 0.461 0.426 0.574when measured at 870.2 mmHg and 31.2 OC. What is the mole fraction of
A 24.1-g mixture of nitrogen and carbon dioxide found to occupy volume of 15. nitrogen in this mixture? 539 0.500 0.461 0.426 0.574 when measured at 870.2 mmHg and 31.2 OC. What is the mole fraction of...
##### Which of the statements about the plopenesthe carbon-oxygen double bond not true?A The carbon-oxygen double bond polar because the oxygen atom Mome electronegative B. The carbon-oxygen double bond more stable if it has more akkyl subsiituents on the carbon atom: C: The carbon-oxygen double bond of an aldehyde more stable than the carbon-oxygen double bond ketone. D. The carbon-oxygen double bond ofan ester more electrophilic than that of an amide
Which of the statements about the plopenes the carbon-oxygen double bond not true? A The carbon-oxygen double bond polar because the oxygen atom Mome electronegative B. The carbon-oxygen double bond more stable if it has more akkyl subsiituents on the carbon atom: C: The carbon-oxygen double bond of...