Math Answers

If P(E1)=P(E2)=0.15, P(E3)=0.4, and P(E4)=2P(E5), calculate the P (E4) and P(E5).

Consider the equation xe^x = cos x

(a) Apply the intermediate value theorem to show that the function has a root in the interval

[0, 1].

Draw a graph having the given properties:

1. Simple graph : 6 vertices with degrees 2,3,3,3,4,5

2. Simple graph: 9 vertices with degrees 1,1,3,3,4,4,5,5,6

3. Simple graph: 7 vertices with degrees 3,3,3,3,3,3,6

4. Simple graph: 5 vertices with degrees 4,4,4,4,4

5. Simple graph: 6 vertices with degrees 1,2,3,4,5,5

6. Simple graph: 5 vertices having degrees 2,2,4,4,4

7. Simple graph : 8 vertices with degrees 2,2,3,3,3,4,4,7

8. Simple graph: 8 vertices with degrees 2,3,3,4,4,4,5,5

In a survey of 200 students, 78 of the 120 females in the sample passed math 17 on their first take while this figure is 60 among the males. Will you agree that the proportion of males who passed math 17 on their first take is higher than the proportion of females who passed math 17 on their first take?test at a 0.05

A population consists of five numbers 1, 2, 3, 4, 5 and 6. Suppose samples of size 2 are drawn from this

population.

(a) Find the mean and variance of the population

(b) Describe the sampling distribution of the sample means.

(c) Find the mean and variance of the sampling distribution of the sample means.

What is the answer of "express the null hypothesis and alternative hypothesis in notation form of the scenario " it is believe that we that the mean yearly salary of professors in the philippines is 480,000.00 p pesos. a random sample of 65 professors revealed a mean salary of 500,000.00 pesos. can it be concluded the the mean salary is greater than 480,000.00 pesos? "

Let R₁ and R₂ be the relations on { 1, 2, 3, 4 } given by

  R₁ = { (1,1), (1,2), (3,4), (4,2) }

  R₂ = { (1,1), (2,1), (3,1), (4,4), (2,2) }

  List the elements of R₂ Ο R₁

Find the lengths of the sides of an isosceles triangle with a given perimeter if its area is to be as great as possible.

Use logarithmic differentiation to prove D9: d/dx (1/u^n) =( -n/u^n+1)(du/dx)

Direction find the changebin temperature use this symbol (°) to indicate degree

1.22° to 31°C 

2. 46 °F to 8°F

3.18°C to 26°C

4.21°C to -11°C

5. 5°C to 41°C