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

Author Question: The descriptive statistics for the age differences (husband age wife age) from a sample of 100 ... (Read 24 times)

camac77

  • Full Member
  • ***
  • Posts: 139
on: Feb 26, 2023

Question 1

The curve shown here is a visual depiction of the distribution of random variableX. The shaded region is:


◦

the frequency of 2 and 3.


◦

P(2 ≤X≤ 3).


◦

the proportion of readings in the distribution that exceed 2.


◦

P(X≤ 3).



Question 2

The descriptive statistics for the age differences (husband age – wife age) from a sample of 100 married couples are shown here.



Based on these statistics, do the data appear to be normally distributed?


◦

Yes, because the mean and the median are roughly the same.


◦

Yes, because the value of IQR/sis roughly 1.3.


◦

No, because the value of IQR/sis less than 1.3.


◦

No, because the mean and the median are the same.

Introductory Statistics: A Problem-Solving Approach ¦ Kokoska ¦ 3rd Edition
Buy Test-Bank


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by camac77 on Feb 26, 2023

wangyichun

  • Full Member
  • ***
  • Posts: 179
Reply #1 on: Feb 26, 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


camac77

  • Member
  • Posts: 139
Reply 2 on: Feb 26, 2023
Thanks for the timely response, appreciate it

mjenn52

  • Member
  • Posts: 351
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

« previous next »
 

Did you know?

Nearly all drugs pass into human breast milk. How often a drug is taken influences the amount of drug that will pass into the milk. Medications taken 30 to 60 minutes before breastfeeding are likely to be at peak blood levels when the baby is nursing.

Did you know?

Once thought to have neurofibromatosis, Joseph Merrick (also known as "the elephant man") is now, in retrospect, thought by clinical experts to have had Proteus syndrome. This endocrine disease causes continued and abnormal growth of the bones, muscles, skin, and so on and can become completely debilitating with severe deformities occurring anywhere on the body.

Did you know?

Street names for barbiturates include reds, red devils, yellow jackets, blue heavens, Christmas trees, and rainbows. They are commonly referred to as downers.

Did you know?

Illness; diuretics; laxative abuse; hot weather; exercise; sweating; caffeine; alcoholic beverages; starvation diets; inadequate carbohydrate consumption; and diets high in protein, salt, or fiber can cause people to become dehydrated.

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.

Sample preoperative checklist. Sample preoperative checklist.
Growth Chart for American Girls From Birth Through Age 3 Growth slows from infancy to toddlerhood b Growth Chart for American Girls From Birth Through Age 3 Growth slows from infancy to toddlerhood b
Statistics Center (07/2016) Statistics Center (07/2016)
This January 1937 photo from Sneedville, Tennessee, shows Eunice Johns, age 9, and her husband, ... This January 1937 photo from Sneedville, Tennessee, shows Eunice Johns, age 9, and her husband, ...
Sample prescriptions of antibiotics for dental infections. Sample prescriptions of antibiotics for dental infections.
A 230.0-mL sample of a 0.275 M solution is left on a hot plate overnight; the following morning ... A 230.0-mL sample of a 0.275 M solution is left on a hot plate overnight; the following morning ...
Video: System organization - PPM system types (Somatic, Autonomic & Enteric) and Reflex arc types

For a complete list of videos, visit our video library