# standard deviataion, variance Mathematics Assignment Help

standard deviataion, variance Mathematics Assignment Help. standard deviataion, variance Mathematics Assignment Help.

Given that there are 1.7 million people in Michigan on food stamps and 0.4% of them are college students, find the following.

a)        The mean number of students on food stamps.

b)        The variance for the number of students on food stamps.

c)        The standard Deviation for the number of students on food stamps.

d)       Extra credit.  In your opinion, how many students would have to be on food stamps to warrant an investigation for abuse on food stamps?  Explain why?

standard deviataion, variance Mathematics Assignment Help[supanova_question]

## For the decomposition of hydrogen iodide on a gold surface at 150 °C 2 HI(g)H2( Science Assignment Help

For the decomposition of hydrogen iodide on a gold surface at 150 °C

2 HI(g)H2(g) + I2(g)

the average rate of disappearance of HI over the time period from t = 0 s to t =1744 s is found to be 1.20E-4 M s-1

The average rate of formation of I2 over the same time period is  M s-1.

[supanova_question]

## Write the equilibrium constant expression, Kc, for the following reaction: Plea Science Assignment Help

Write the equilibrium constant expression, Kc, for the following reaction:

 Please enter the compounds in the order given in the reaction. If either the numerator or denominator is 1, please enter 1

NH3(g) + HCl(g) NH4Cl(s)

 Kc =

[supanova_question]

## Metallic rhodium crystallizes in a face-centered cubic lattice, with one Rh atom Science Assignment Help

Metallic rhodium crystallizes in a face-centered cubic lattice, with one Rh atom per lattice point. If the metallic radius of Rh is 134 pm, what is the volume of the unit cell in pm3 and in cm3?

pm3
cm3

[supanova_question]

## PHY 120 study review Science Assignment Help

Sue and Jenny kick a soccer ball at exactly

the same time. Sue’s foot exerts a force of 62.3 N to the north. Jenny’s foot exerts a force of 105 N to the east.

a) What is the direction of the resultant force (measured from East)?

Answer in units of ◦.

[supanova_question]

[supanova_question]

## Calculus II Consumer and Producer’s Surplus Mathematics Assignment Help

Find producer’s surplus at the market equilibrium point if supply function is

p=0.5x+17 and the demand function is

p= 292.5/(x+10)

Calculus II Consumer and Producer’s Surplus Mathematics Assignment Help[supanova_question]

## Lead(II) oxide is obtained by roasting galena, lead(II) sulfide, in air. Science Assignment Help

Lead(II) oxide is obtained by roasting galena, lead(II) sulfide, in air.

PbS(s) + O2(g)  PbO(s) + SO2(g)
(a) Balance the equation. (Use the lowest possible coefficients. Include states-of-matter under the given conditions in your answer.)

Help

2PbS(s) + 3O2(g)  →  2PbO(s) + 2SO2(g)

Determine the theoretical yield of PbO if 224.5 g PbS is heated.
g

(b) What is the percent yield if 160.0 g PbO is obtained?

%

[supanova_question]

## Similar to other question but SOLUTE this time, quick help plz easy Science Assignment Help

the mole fraction of SOLUTE in a solution of 18.016g C6H12O6 dissolved in 180.16 g water is?

[supanova_question]

Photosynthesis makes glucose.

Question 1 options:
 True False

[supanova_question]

## biology question help????? Science Assignment Help

Photosynthesis makes glucose.

Question 1 options:
 True False

[supanova_question]

standard deviataion, variance Mathematics Assignment Help

standard deviataion, variance Mathematics Assignment Help 