This topic contains a solution. Click here to go to the answer

Author Question: A waitress is interested in whether she receives larger tips in general from her male customers than ... (Read 79 times)

Sufayan.ah

  • Hero Member
  • *****
  • Posts: 512
A waitress is interested in whether she receives larger tips in general from her male customers than her female customers.
 
  She records the gender of the customer who paid the bill and the amount of the tip over a two-day period. Statistically speaking, the signal in this research scenario would be
   a. the difference between the average tip amounts received on the first and second days.
   b. the fluctuation in tip amounts received from male customers during the two-day period.
   c. the difference between the average tip amounts received from the male and female customers.
   d. the fluctuation in tip amounts received from the male and female customers.

Question 2

The t distribution gradually approximates _______________ as the sample size increases.
 
  a. the bifurcated distribution.
  b. the standard normal distribution.
  c. the chi-square distribution.
  d. both a and c.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Zebsrer

  • Sr. Member
  • ****
  • Posts: 284
Answer to Question 1

c

Answer to Question 2

b




Sufayan.ah

  • Member
  • Posts: 512
Reply 2 on: Jun 20, 2018
:D TYSM


AngeliqueG

  • Member
  • Posts: 343
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

 

Did you know?

Stroke kills people from all ethnic backgrounds, but the people at highest risk for fatal strokes are: black men, black women, Asian men, white men, and white women.

Did you know?

Aspirin is the most widely used drug in the world. It has even been recognized as such by the Guinness Book of World Records.

Did you know?

Blood in the urine can be a sign of a kidney stone, glomerulonephritis, or other kidney problems.

Did you know?

Adolescents often feel clumsy during puberty because during this time of development, their hands and feet grow faster than their arms and legs do. The body is therefore out of proportion. One out of five adolescents actually experiences growing pains during this period.

Did you know?

Tobacco depletes the body of vitamins A, C, and E, which can result in any of the following: dry hair, dry skin, dry eyes, poor growth, night blindness, abscesses, insomnia, fatigue, reproductive system problems, sinusitis, pneumonia, frequent respiratory problems, skin disorders, weight loss, rickets, osteomalacia, nervousness, muscle spasms, leg cramps, extremity numbness, bone malformations, decayed teeth, difficulty in walking, irritability, restlessness, profuse sweating, increased uric acid (gout), joint damage, damaged red blood cells, destruction of nerves, infertility, miscarriage, and many types of cancer.

For a complete list of videos, visit our video library