# Maths

## High school math

See the attached file. Help solve the following: 1. Find the Greatest Common Factor (GCF) of 18X3 and 30X5. (18X raise to the power 3) and (30X raise to the power 5) A. 90X3 (90X raise to the power 3). B. 90X5 (90X raise to the power 5). C. 6X5 (6X raise to the power5). […]

## Ito’s formula and Ito’s isometry

Hi, I have a question about martingale with respect to Brownian motion process, and I am looking for a detailed explanation. Thank you. question.docx Solution Preview Let be a probability space with a filtration . Let be a standard one-dimensional – Brownian motion . Let be a constant. Prove that the process is and -martingale, […]

## Solution to a Differential equation

Solve the Initial Value Problem y” + 4y’ + 5y = 35e^(-4x) given: y(0) = -3, y’ (0) = 1 Solution Preview The complementary function associated with the solution of this equation is found by using the auxiliary equation. Please see the attachment for the full description of the solution. We have y” + 4y’ […]

## Non-Ideal Diode Equation (Saturation Current and Energy Gap)

Preamble It can be shown that the reverse saturation current in a diode is given by the equation: Is= BT^(2/3) exp (-Eg/NkT) where B is a constant that involves the physical properties, doping and geometry of the junction T is the absolute temperature Eg is the energy gap of the semiconductor in joules k is […]

## Multiple choice questions on design of experiments

For an independent-measures experiment comparing two treatment conditions with a sample of n = 10 in each treatment, the F-ratio would have df equal to __________. 18 19 1, 18 1, 19 A researcher reports an F-ratio with df = 3, 36 for an independent-measures experiment. How many treatment conditions were compared in this experiment? […]

## Correlation

1. Which is the weakest correlation? a. +0.76 b. +0.21 c. -0.01 d. -0.88 2. What would a correlation of .35 would be called? a. Moderate b. Weak c. Very Strong d. Very Weak 3. Which correlation coefficient indicates the strongest relationship? a. 0.00 b. +0.50 c. -0.70 d. +0.60 4. Which of the following […]

## Mathematics homework help

Question 1 of 20 1.0 Points Numerical variables can be subdivided into which two types? A.Cross-sectional and discrete B.Diverse and categorical C.Discrete and continuous D.Nominal and progressive Reset Selection Question 2 of 20 1.0 Points Which of the following statements is true regarding the data set 10, 10, 10, 10, and 10? A.The range is […]

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