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

Author Question: The length of time it takes students to complete a statistics examination is uniformly distributed ... (Read 57 times)

redpassion

  • Full Member
  • ***
  • Posts: 151
on: Mar 25, 2023

The length of time it takes students to complete a statistics examination is uniformly distributed and varies between 40 and 60 minutes.

a.Find the mathematical expression for the probability density function.
b.Compute the probability that a student will take between 45 and 50 minutes to complete the examination.
c.Compute the probability that a student will take no more than 40 minutes to complete the examination.
d.What is the expected amount of time it takes a student to complete the examination?
e.What is the variance for the amount of time it takes a student to complete the examination?

Essentials of Statistics for Business and Economics ¦ Anderson, Sweeney, Williams, Camm, Cochran ¦ 7th Edition
Buy Test-Bank


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by redpassion on Mar 25, 2023

3ginamay

  • Full Member
  • ***
  • Posts: 158
Reply #1 on: Mar 25, 2023
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


redpassion

  • Member
  • Posts: 151
Reply 2 on: Mar 25, 2023
YES! Correct, THANKS for helping me on my review

xthemafja

  • Member
  • Posts: 348
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

« previous next »
 

Did you know?

Immunoglobulin injections may give short-term protection against, or reduce severity of certain diseases. They help people who have an inherited problem making their own antibodies, or those who are having certain types of cancer treatments.

Did you know?

Lower drug doses for elderly patients should be used first, with titrations of the dose as tolerated to prevent unwanted drug-related pharmacodynamic effects.

Did you know?

Warfarin was developed as a consequence of the study of a strange bleeding disorder that suddenly occurred in cattle on the northern prairies of the United States in the early 1900s.

Did you know?

The first monoclonal antibodies were made exclusively from mouse cells. Some are now fully human, which means they are likely to be safer and may be more effective than older monoclonal antibodies.

Did you know?

Medication errors are more common among seriously ill patients than with those with minor conditions.

Trig Example finding angles+length of sides Trig Example finding angles+length of sides
The geomagnetic polarity time scale shows how Earth’s magnetic pole has changed through geologic tim The geomagnetic polarity time scale shows how Earth’s magnetic pole has changed through geologic tim
Measuring the Weight and Length of an Infant Measuring the Weight and Length of an Infant
Historical Time Line of Regulatory Acts, Standards, and Organizations Historical Time Line of Regulatory Acts, Standards, and Organizations
Average real hourly wages (2010 dollars) by education level, full-time workers aged 17 to 34 in 2011 Average real hourly wages (2010 dollars) by education level, full-time workers aged 17 to 34 in 2011
Grand Funk Railroad - Bad Time Grand Funk Railroad - Bad Time
Video: Mendel's pea plant, Pisum sativum experimental

For a complete list of videos, visit our video library