Logo
Home Study Material Contact Search
AI Chat FREE
  1. mathematics
  2. statistics
  3. psychologists often measure how long it takes mice

Psychologists often measure how long it takes mice to find their way through a maze...

80.2K

Verified Solution

Question

Statistics

image

image

Psychologists often measure how long it takes mice to find their way through a maze The times for one particular maze follow an approximately Normal distribution with mean 18 seconds and standard deviation 3 seconds A researcher thinks that a loud noise will cause mice to complete the maze faster but not change the standard deviation She uses a loud noise to stimulate each of 10 mice right before she measures how long it takes each of them to complete the maze The sample mean is 16 2 seconds The appropriate null and alternative hypotheses for this test are Ho 18 seconds Ha 18 seconds The sample result is a not statistically significant at any level b statistically significant at the 5 level but not at the 2 level c proves that the mean time after a loud noise has changed to 116 2 seconds

Answer & Explanation Solved by verified expert
Get Answers to Unlimited Questions

Join us to gain access to millions of questions and expert answers. Enjoy exclusive benefits tailored just for you!

Membership Benefits:
  • Unlimited Question Access with detailed Answers
  • Zin AI - 3 Million Words
  • 10 Dall-E 3 Images
  • 20 Plot Generations
  • Conversation with Dialogue Memory
  • No Ads, Ever!
  • Access to Our Best AI Platform: Zin AI - Your personal assistant for all your inquiries!
Become a Member

Other questions asked by students

Q

An SCR (silicon-controlled rectifier) is frequently used as a switch of AC currrent. If you saw...

Electrical Engineering
Q

1 For different antibodies in the same class which structure s to the antibodies will...

Biology
Q

The opening and closing of stomata is a way in which plants regulate gas intake...

Biology
Q

A 1.40 kg block is attached to a spring with spring constant 15.0 N/m. While...

Physics
Q

A When a conducting wire loop which is inside a uniform magnetic field directed perpendicular...

Physics
Q

Consider the following functions.f(x)= x + 2 and g(x) = x - 3Step 1 of...

Basic Math
Q

Directions Answer the questions. All problems are with replacement.1. How many 3-digit area codes can...

Basic Math
Q

Give the rule of the function shown below which is a vertical shift of a...

Algebra
Q

Question 3 THE SPEEDY DOWNFALL OF RAPID DELIVERY STARTUPS Companies that promise groceries...

Accounting
Q

Manufacturing Cost Flows with Machine Hours Allocation On April 1, Telecom Manufacturing Company's beginning balances...

Accounting
Q

02 P6-2A. Inventory Costing Methods for its merchandise inventory. The April 1 inventory for one...

Accounting
Q

On November 1, 2016, Gordon Co. collected $6,060 in cash from its tenant as an...

Accounting