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

Author Question: In hypothesis testing if the null hypothesis is rejected, a. no conclusions can be drawn from the ... (Read 487 times)

SGallaher96

  • Hero Member
  • *****
  • Posts: 509
on: Jun 24, 2018
In hypothesis testing if the null hypothesis is rejected,
 a. no conclusions can be drawn from the test
  b. the alternative hypothesis is true
  c. the data must have been accumulated incorrectly
  d. the sample size has been too small

Question 2

In order to determine the average weight of carry-on luggage by passengers in airplanes, a sample of 16 pieces of carry-on luggage was weighed. The average weight was 20 pounds. Assume that we know the standard deviation of the population to be 8 pounds.
 a. Determine a 97 confidence interval estimate for the mean weight of the carry-on luggage.
  b. Determine a 95 confidence interval estimate for the mean weight of the carry-on luggage.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

ntsoane kedibone

  • Sr. Member
  • ****
  • Posts: 333
Reply #1 on: Jun 24, 2018
Answer to Question 1

B

Answer to Question 2

a. 15.66 to 24.34
b. 16.08 to 23.92


SGallaher96

  • Member
  • Posts: 509
Reply 2 on: Jun 24, 2018
YES! Correct, THANKS for helping me on my review

carojassy25

  • Member
  • Posts: 299
Reply 3 on: Yesterday
Excellent

« previous next »
 

Did you know?

The Romans did not use numerals to indicate fractions but instead used words to indicate parts of a whole.

Did you know?

Amphetamine poisoning can cause intravascular coagulation, circulatory collapse, rhabdomyolysis, ischemic colitis, acute psychosis, hyperthermia, respiratory distress syndrome, and pericarditis.

Did you know?

It is believed that the Incas used anesthesia. Evidence supports the theory that shamans chewed cocoa leaves and drilled holes into the heads of patients (letting evil spirits escape), spitting into the wounds they made. The mixture of cocaine, saliva, and resin numbed the site enough to allow hours of drilling.

Did you know?

The types of cancer that alpha interferons are used to treat include hairy cell leukemia, melanoma, follicular non-Hodgkin's lymphoma, and AIDS-related Kaposi's sarcoma.

Did you know?

Interferon was scarce and expensive until 1980, when the interferon gene was inserted into bacteria using recombinant DNA technology, allowing for mass cultivation and purification from bacterial cultures.

The intermediate-disturbance hypothesis of community organization. The intermediate-disturbance hypothesis of community organization.
Visual Acuity Testing, Snellen Vision Chart Visual Acuity Testing, Snellen Vision Chart
Testing Distance Visual Acuity Using a Snellen Eye Chart Testing Distance Visual Acuity Using a Snellen Eye Chart
Nomogram chart. This example shows a line drawn from a child’s height of 100 cm to his weight, 35 ... Nomogram chart. This example shows a line drawn from a child’s height of 100 cm to his weight, 35 ...
Testing distant vision Testing distant vision
Two complementary angles are drawn such that one angle is 10 degree more than seven times the ... Two complementary angles are drawn such that one angle is 10 degree more than seven times the ...
Video: Protein catabolism - deamination

For a complete list of videos, visit our video library