Author Question: Which of the following statements applies to a point estimate? A) The point estimate is a ... (Read 104 times)

sabina

  • Hero Member
  • *****
  • Posts: 563
Which of the following statements applies to a point estimate?
 
  A) The point estimate is a parameter.
  B) The point estimate will tend to be accurate if the sample size exceeds 30 for non-normal populations.
  C) The point estimate is subject to sampling error and will almost always be different from the population value.
  D) The point estimate is needed to determine the required sample size when estimating the population mean.

Question 2

A run chart is a line chart in which ________.
 
  A) the dependent variable is time and the independent variable is the value of some sample statistic
  B) the independent variable is time and the dependent variable is the value of some sample statistic
  C) the independent and the dependent variables are the same
  D) the independent variable is the overall production costs and the dependent variable is time



stanleka1

  • Sr. Member
  • ****
  • Posts: 325
Answer to Question 1

C

Answer to Question 2

B



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Dogs have been used in studies to detect various cancers in human subjects. They have been trained to sniff breath samples from humans that were collected by having them breathe into special tubes. These people included 55 lung cancer patients, 31 breast cancer patients, and 83 cancer-free patients. The dogs detected 54 of the 55 lung cancer patients as having cancer, detected 28 of the 31 breast cancer patients, and gave only three false-positive results (detecting cancer in people who didn't have it).

Did you know?

IgA antibodies protect body surfaces exposed to outside foreign substances. IgG antibodies are found in all body fluids. IgM antibodies are the first type of antibody made in response to an infection. IgE antibody levels are often high in people with allergies. IgD antibodies are found in tissues lining the abdomen and chest.

Did you know?

Vaccines cause herd immunity. If the majority of people in a community have been vaccinated against a disease, an unvaccinated person is less likely to get the disease since others are less likely to become sick from it and spread the disease.

Did you know?

Pope Sylvester II tried to introduce Arabic numbers into Europe between the years 999 and 1003, but their use did not catch on for a few more centuries, and Roman numerals continued to be the primary number system.

Did you know?

Signs and symptoms that may signify an eye tumor include general blurred vision, bulging eye(s), double vision, a sensation of a foreign body in the eye(s), iris defects, limited ability to move the eyelid(s), limited ability to move the eye(s), pain or discomfort in or around the eyes or eyelids, red or pink eyes, white or cloud spots on the eye(s), colored spots on the eyelid(s), swelling around the eyes, swollen eyelid(s), and general vision loss.

For a complete list of videos, visit our video library