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

Author Question: Test the indicated hypothesis.An algebra teacher believes that the variances of test scores of ... (Read 43 times)

CQXA

  • Hero Member
  • *****
  • Posts: 546
on: Jan 16, 2020
Test the indicated hypothesis.

An algebra teacher believes that the variances of test scores of students in her evening algebra class are lower than the variances of test scores of students in her morning class. The results of an exam, given to the morning and evening students, are shown below. Can the teacher conclude that her evening students have a lower variance? Use α = 0.01.
Evening Students Morning Students
n1 = 41 n2 = 36
s1 = 10.6 s2 = 19.6
Assume the samples were randomly selected from normal populations.
Statistics: Informed Decisions Using Data ¦ Sullivan ¦ 5th Edition
Buy Test-Bank


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by CQXA on Jan 16, 2020

meltdown117

  • Sr. Member
  • ****
  • Posts: 326
Reply #1 on: Jan 16, 2020
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
Answer Preview
Only 29% of students answer this correctly


CQXA

  • Member
  • Posts: 546
Reply 2 on: Jan 16, 2020
Great answer, keep it coming :)

ryhom

  • Member
  • Posts: 366
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

Did you know?

Studies show that systolic blood pressure can be significantly lowered by taking statins. In fact, the higher the patient's baseline blood pressure, the greater the effect of statins on his or her blood pressure.

Did you know?

The largest baby ever born weighed more than 23 pounds but died just 11 hours after his birth in 1879. The largest surviving baby was born in October 2009 in Sumatra, Indonesia, and weighed an astounding 19.2 pounds at birth.

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?

As many as 20% of Americans have been infected by the fungus known as Histoplasmosis. While most people are asymptomatic or only have slight symptoms, infection can progress to a rapid and potentially fatal superinfection.

Did you know?

Complications of influenza include: bacterial pneumonia, ear and sinus infections, dehydration, and worsening of chronic conditions such as asthma, congestive heart failure, or diabetes.

Young adults with low levels of parental support report significantly better scores on measures of ... Young adults with low levels of parental support report significantly better scores on measures of ...
The upper panel shows that scores of four diverse samples of boys on a moral reasoning test show a ... The upper panel shows that scores of four diverse samples of boys on a moral reasoning test show a ...
National Results of the Scholastic Assessment Test (SAT) National Results of the Scholastic Assessment Test (SAT)
a) Radioimmunosorbent test (RIST); (b) radioallergosorbent test (RAST). a) Radioimmunosorbent test (RIST); (b) radioallergosorbent test (RAST).
Schematic drawing of a permeation test cell used to measure the permeation rate of chemicals through ... Schematic drawing of a permeation test cell used to measure the permeation rate of chemicals through ...
The Turing Test The Turing Test
Video: Embryonic development - Weeks 5 to 8

For a complete list of videos, visit our video library