# 10 Best fitness tracker steps, sleep and HR monitoring wearables

#### Suppose that for some linear regression problem (say, predicting housing prices as in the lecture), we have some training set, and for our training set we managed to find some θ0, θ1 such that J(θ0,θ1)=0.

Question 5 Suppose that for some linear regression problem (say, predicting housing prices as in the lecture), we have some ...

#### Let f be some function so that f(θ0 θ1) outputs a number. For this problem f is some arbitrary/unknown smooth function (not necessarily the cost function of linear regression, so f may have local optima)

Question 4 Let f be some function so that f(θ0,θ1) outputs a number. For this problem, f is some arbitrary/unknown ...

#### Question 3 Suppose we set θ0=−1 θ1=0.5 What is hθ(4)?

Question 3 Suppose we set θ0=−1,θ1=0.5. What is hθ(4)? Answer: Letting x = 4, we have hθ(x)=θ0+θ1x = -1 + ...

#### Consider the following training set of m=4 training examples: question 2 – Machine Learning Week 1 Quiz 2

Consider the following training set of m=4 training examples: question 2 - Machine Learning Week 1 Quiz 2 Consider the ...

#### Machine Learning Week 1 Quiz 2 (Linear Regression with One Variable) Stanford Coursera

Machine Learning Week 1 Quiz 2 (Linear Regression with One Variable) Stanford Coursera Question 1 Consider the problem of predicting ...

#### Consider the problem of predicting how well a student does in her second year of college/university, given how well she did in her first year.

Question 1 Consider the problem of predicting how well a student does in her second year of college/university, given how ...

#### Suppose m=4 students have taken some class, and the class had a midterm exam and a final exam. You have collected a dataset of their scores on the two exams, which is as follows:

Q1. Suppose m=4 students have taken some class, and the class had a midterm exam and a final exam. You ...

#### Elements of a good health lifestyle

Elements of a good health lifestyle. Good health starts with a clean mind, the body is the servant of the ...

#### 6 major aspects of Life

6 major aspects of Life. Life brings us as many happful moments as it does some set backs. it simply ...

#### Health and fitness quotes.

Health and fitness quotes.Reading a lot of stuff about a certain topic sometimes can be really challenging especially when you ...