Author Question: The proper way to construct a stem-and-leaf display for the data set 62, 67, 68, 73, 73, 79, 91, 94, ... (Read 109 times)

ssal

  • Hero Member
  • *****
  • Posts: 572
The proper way to construct a stem-and-leaf display for the data set 62, 67, 68, 73, 73, 79, 91, 94, 95, 97 is to
 a. exclude a stem labeled 8.
  b. include a stem labeled 8' and enter no leaves on the stem.
  c. include a stem labeled (8)' and enter no leaves on the stem.
  d. include a stem labeled 8' and enter one leaf value of 0' on the stem.

Question 2

Whenever a categorical variable such as season has k levels, the number of dummy variables required
 a. k - 1
  b. k
 c. k + 1
  d. 2k



medine

  • Sr. Member
  • ****
  • Posts: 344
Answer to Question 1

b

Answer to Question 2

a



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

To maintain good kidney function, you should drink at least 3 quarts of water daily. Water dilutes urine and helps prevent concentrations of salts and minerals that can lead to kidney stone formation. Chronic dehydration is a major contributor to the development of kidney stones.

Did you know?

Vital signs (blood pressure, temperature, pulse rate, respiration rate) should be taken before any drug administration. Patients should be informed not to use tobacco or caffeine at least 30 minutes before their appointment.

Did you know?

Asthma attacks and symptoms usually get started by specific triggers (such as viruses, allergies, gases, and air particles). You should talk to your doctor about these triggers and find ways to avoid or get rid of them.

Did you know?

Computer programs are available that crosscheck a new drug's possible trade name with all other trade names currently available. These programs detect dangerous similarities between names and alert the manufacturer of the drug.

Did you know?

Despite claims by manufacturers, the supplement known as Ginkgo biloba was shown in a study of more than 3,000 participants to be ineffective in reducing development of dementia and Alzheimer’s disease in older people.

For a complete list of videos, visit our video library