This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: We can reduce the margin of error in an interval estimate of p by doing any of the following EXCEPT ... (Read 99 times)

Capo

  • Hero Member
  • *****
  • Posts: 545
on: Jun 24, 2018
We can reduce the margin of error in an interval estimate of p by doing any of the following EXCEPT _____.
 a. increasing the sample size
  b. using a planning value p closer to .5
  c. increasing the level of significance
  d. reducing the confidence coefficient

Question 2

Suppose x is a normally distributed random variable with a mean of 5 and a variance of 4 . The probability that x is greater than 10.52 is _____.
 a. .0029
  b. .0838
  c. .4971
  d. .9971


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

hugthug12

  • Sr. Member
  • ****
  • Posts: 329
Reply #1 on: Jun 24, 2018
Answer to Question 1

.B

Answer to Question 2

a


Capo

  • Member
  • Posts: 545
Reply 2 on: Jun 24, 2018
Gracias!

lindahyatt42

  • Member
  • Posts: 322
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

Did you know?

When Gabriel Fahrenheit invented the first mercury thermometer, he called "zero degrees" the lowest temperature he was able to attain with a mixture of ice and salt. For the upper point of his scale, he used 96°, which he measured as normal human body temperature (we know it to be 98.6° today because of more accurate thermometers).

Did you know?

A serious new warning has been established for pregnant women against taking ACE inhibitors during pregnancy. In the study, the risk of major birth defects in children whose mothers took ACE inhibitors during the first trimester was nearly three times higher than in children whose mothers didn't take ACE inhibitors. Physicians can prescribe alternative medications for pregnant women who have symptoms of high blood pressure.

Did you know?

There can actually be a 25-hour time difference between certain locations in the world. The International Date Line passes between the islands of Samoa and American Samoa. It is not a straight line, but "zig-zags" around various island chains. Therefore, Samoa and nearby islands have one date, while American Samoa and nearby islands are one day behind. Daylight saving time is used in some islands, but not in others—further shifting the hours out of sync with natural time.

Did you know?

Methicillin-resistant Staphylococcus aureus or MRSA was discovered in 1961 in the United Kingdom. It if often referred to as a superbug. MRSA infections cause more deaths in the United States every year than AIDS.

Methicilli ...
Did you know?

In the United States, there is a birth every 8 seconds, according to the U.S. Census Bureau's Population Clock.

Reduce Risk of Unintentional Injury Reduce Risk of Unintentional Injury
This exhaust manifold has a heat shield to help retain the heat and help reduce exhaust emissions. This exhaust manifold has a heat shield to help retain the heat and help reduce exhaust emissions.
In plant fossils, stomatal density is used to estimate CO2 concentration in the atmosphere In plant fossils, stomatal density is used to estimate CO2 concentration in the atmosphere
Given the values of sin θ, determine the values of θ over the interval [0, 2pi] Given the values of sin θ, determine the values of θ over the interval [0, 2pi]
How does PCA reduce the dimension of a statistical problem? How do you select the reduced ... How does PCA reduce the dimension of a statistical problem? How do you select the reduced ...
According to Table 17.1, which will reduce water but not Mg2+? According to Table 17.1, which will reduce water but not Mg2+?
Video: Protein Structure - Primary, Secondary, Tertiary and Quaternary

For a complete list of videos, visit our video library