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

Author Question: The proportion of the data from a standard normal distribution that falls within two standard ... (Read 136 times)

acc299

  • Hero Member
  • *****
  • Posts: 569
The proportion of the data from a standard normal distribution that falls within two standard deviations from the mean is:
 a. 0.3413.
  b. 0.4772.
  c. 0.6826.
  d. 0.9544

Question 2

The standard error is:
 a. the standard deviation of the sampling distribution.
  b. the squared value of the population variance.
  c. the same value as the population standard deviation.
  d. is the same for distributions of all sample sizes.
  e. is the mean of the sampling distribution



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

stanleka1

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

D

Answer to Question 2

A




stanleka1

  • Sr. Member
  • ****
  • Posts: 325

 

Did you know?

Oxytocin is recommended only for pregnancies that have a medical reason for inducing labor (such as eclampsia) and is not recommended for elective procedures or for making the birthing process more convenient.

Did you know?

A recent study has found that following a diet rich in berries may slow down the aging process of the brain. This diet apparently helps to keep dopamine levels much higher than are seen in normal individuals who do not eat berries as a regular part of their diet as they enter their later years.

Did you know?

Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.

Did you know?

Side effects from substance abuse include nausea, dehydration, reduced productivitiy, and dependence. Though these effects usually worsen over time, the constant need for the substance often overcomes rational thinking.

Did you know?

Bisphosphonates were first developed in the nineteenth century. They were first investigated for use in disorders of bone metabolism in the 1960s. They are now used clinically for the treatment of osteoporosis, Paget's disease, bone metastasis, multiple myeloma, and other conditions that feature bone fragility.

For a complete list of videos, visit our video library