Logo
Home Study Material Contact Search
AI Chat FREE
  1. mathematics
  2. basic math
  3. workers in a large plant are expected to complete

Workers in a large plant are expected to complete a particular task in 60 seconds or...

70.2K

Verified Solution

Question

Basic Math

Workers in a large plant are expected to complete a particulartask in 60 seconds or less. The

production manager believes that the average worker issatisfying that expectation. To

examine the issue she watches eight workers perform the task andmeasures their times. The

times, which are assumed to be normally distributed, are 58, 53,63, 62, 57, 55, 53, and 55.

Does this data provide sufficient evidence at the 5%significance level to support the

production manager’s belief?

a. Test statistics:

t

= 2.223

b. P-value= 1.895

c. Do not reject Ho. These data provide insufficient evidence atthe 5% level of

significance to support the production manager’s belief.

d. Reject Ho. Yes, these data provide sufficient evidence at the5% level of significance to

support the production manager’s belief.

Answer & Explanation Solved by verified expert
3.8 Ratings (470 Votes)
Values X 5815316633662255705545316554Total456102Mean Standard deviation To Test H0 H1    See Answer
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

Classify the following as density dependent or density independent limiting factors a Volcanic eruption b...

Biology
Q

We observe a glancing collision between two billiard balls of the same mass. The first ball is...

Physics
Q

Board Competitive Exams Motion in a Straight Line 131 29 Two objects A and B...

Physics
Q

Find the general solution for the differential equation 36x dy dx

Calculus
Q

Find the length of the following curve If you have a grapher you may want...

Calculus
Q

Finding the area between curves Below we see a region bounded by two curves graph...

Calculus
Q

At December 31, Amy Jo's Appliances had account balances in Accounts Receivable of $310,000 and...

Accounting
Q

Skelton Corporation had planned to produce 50,000 units of product during the first quarter of...

Accounting
Q

Exercise 12-8 Pierre's Hair Salon is considering opening a new location in French Lick, California....

Accounting
Q

On February 5, 2021, Breeze Rental Corporation's board of directors declared a dividend of $0.40,...

Accounting
Q

An analyst evaluating securities has obtained the following information. The real rate of interest is...

Accounting
Q

Auto Lavage is a Canadian company that owns and operates a large automatic carwash facility...

Accounting