# Math homework help

## Probability and statistics

Theorems 4.10 and 6.4 are attached

## Katetutor ONLY

Complete as soon as you can.

See attachment to complete. Chapter 2, 2-1, 2-2, 2-3 only

## Question 7

A recent article in USA today reported that a job awaits only 1 in 3 (33.3%) new college graduates. The major reasons given were an overabundance of college graduates and a weak economy. A survey of 200 recent graduates from your school revealed that 80 students had jobs. At a .05 significance level, can we conclude that a larger proportion of students at your school have jobs?

What is the null hypothesis for this hypothesis test?

## nutrition

Mark reads the food labels of everything he eats for one day and records the grams of carbohydrates, protein, and fat for each item. He totals each of the macronutrients and comes up with: 360 grams Carbohydrate, 90 grams of Protein, 80 grams Fat

Help Mark figure out (A) how many calories he ate AND (B) what percentage of those calories came from each of these nutrients.