# Numerical analysis homework help

## hypothesis test selection

Lower cost staple- $1.29

Unit sales over 44 week non-holiday period- 25,347

## The executives at CBC want to see how they are doing in ratings against the other networks

The executives at CBC want to see how they are doing in ratings against the other networks and how the ratings will continue to change in the upcoming months. They also want to know if hiring stars makes a difference and the impact of fact-based programming compared to hiring stars. You will create a Powerpoint presentation to answer the questions below. Remember that your audience is the management of CBC.

## Stats

Suppose that 1% of all Olympic athletes use steroids or other performance-enhancing drugs. Because drug

use is a serious violation of Olympic rules, the International Olympic Committee has implemented random

drug tests. Let us assume that the test will report positive with probability 0.9 if the athlete uses drugs,

and with probability 0.15 if the athlete does not use drugs.

a) A randomly selected athlete has a positive drug test. What is the probability that he uses drugs?

## Statistics

You have designed a research study and would like to go beyond the descriptive statistics such as measure of tendeNYC and variability, what type of numerical index might be used and why.? Minimum 150 words with references

## Excel HW

the homework is due in 24 hours excactly i need it to be done on 14th at 15:00 pm

see the HW+ make sure u can deliver a 100% work in this time + then hanshaking.

the HW is attached