This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: Sales of a new line of athletic footwear are crucial to the success of a company. The company wishes ... (Read 123 times)

jake

  • Hero Member
  • *****
  • Posts: 538
on: Jul 24, 2018
Sales of a new line of athletic footwear are crucial to the success of a company. The company wishes to estimate the average weekly sales of the new footwear to within 200 with 95 reliability.
 
  The initial sales indicate that the standard deviation of the weekly sales figures is approximately 1400. How many weeks of data must be sampled for the company to get the information it desires?
  A) 97 weeks B) 189 weeks C) 37,648 weeks D) 14 weeks

Question 2

Describe how to use a prospective study to determine if the home teams have an unfair advantage when shooting free-throws.
 
  What will be an ideal response?


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

mcinincha279

  • Sr. Member
  • ****
  • Posts: 316
Reply #1 on: Jul 24, 2018
Answer to Question 1

B

Answer to Question 2

A prospective study is an observational study in which teams are selected and then their future free-throws are recorded to see if they improve when they have the altered basketballs. The differences in the number or percentage of free-throws made would be compared between the two types of basketballs.


jake

  • Member
  • Posts: 538
Reply 2 on: Jul 24, 2018
Wow, this really help

xiaomengxian

  • Member
  • Posts: 311
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

Did you know?

The Babylonians wrote numbers in a system that used 60 as the base value rather than the number 10. They did not have a symbol for "zero."

Did you know?

It is believed that humans initially contracted crabs from gorillas about 3 million years ago from either sleeping in gorilla nests or eating the apes.

Did you know?

Oxytocin is recommended only for pregnancies that have a medical reason for inducing labor (such as eclampsia) and is not recommended for elective procedures or for making the birthing process more convenient.

Did you know?

The average office desk has 400 times more bacteria on it than a toilet.

Did you know?

Multiple sclerosis is a condition wherein the body's nervous system is weakened by an autoimmune reaction that attacks the myelin sheaths of neurons.

Cade and colleagues discovered a way to improve athletic performance and prevent salt and water imba Cade and colleagues discovered a way to improve athletic performance and prevent salt and water imba
cell line selection cell line selection
The frontal lobe (green) bounded by the Sylvian fissure (yellow line) and central sulcus (red line), The frontal lobe (green) bounded by the Sylvian fissure (yellow line) and central sulcus (red line),
Three days after the Boston Marathon explosion, the FBI released this photograph that had been taken Three days after the Boston Marathon explosion, the FBI released this photograph that had been taken
Generation of the F2 trihybrid phenotypic ratio using the forked-line method Generation of the F2 trihybrid phenotypic ratio using the forked-line method
Find an equation of the tangent line to the graph of f(x) = sqrt(x) / (x+1) at the point x=1 Find an equation of the tangent line to the graph of f(x) = sqrt(x) / (x+1) at the point x=1
Video: Basic rhythm - control centers in medulla oblongata, spirograph and normal tidal cycle

For a complete list of videos, visit our video library