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

Author Question: Using a normal curve table, the percentage of scores between a Z score of 1.29 and a Z score of 1.49 ... (Read 86 times)

urbanoutfitters

  • Hero Member
  • *****
  • Posts: 530
on: Jun 20, 2018
Using a normal curve table, the percentage of scores between a Z score of 1.29 and a Z score of 1.49 is
 
  A) 0.54
  B) 3.04
  C) 7.49
  D) 83.34

Question 2

If the unbiased estimate of the population's variance is 15, the variance of the distribution of means is
 
  A) 15/20 = 0.75
  B) 15/19 = 0.79
  C) 152/20 = 11.25
  D) 152/19 = 11.84


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

leannegxo

  • Sr. Member
  • ****
  • Posts: 374
Reply #1 on: Jun 20, 2018
Answer to Question 1

B

Answer to Question 2

A


urbanoutfitters

  • Member
  • Posts: 530
Reply 2 on: Jun 20, 2018
Wow, this really help

sultansheikh

  • Member
  • Posts: 335
Reply 3 on: Yesterday
Great answer, keep it coming :)

« previous next »
 

Did you know?

Approximately 500,000 babies are born each year in the United States to teenage mothers.

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.

Did you know?

Thyroid conditions cause a higher risk of fibromyalgia and chronic fatigue syndrome.

Did you know?

Eating food that has been cooked with poppy seeds may cause you to fail a drug screening test, because the seeds contain enough opiate alkaloids to register as a positive.

Did you know?

After a vasectomy, it takes about 12 ejaculations to clear out sperm that were already beyond the blocked area.

Periodic Table Tattoo Periodic Table Tattoo
Drugs and their effect table Drugs and their effect table
Ebbinghaus’s forgetting curve Ebbinghaus’s forgetting curve
On average, students in Roman Catholic schools score higher on national tests than students in ... On average, students in Roman Catholic schools score higher on national tests than students in ...
Normal white blood cell and a white blood cell undergoing apoptosis Normal white blood cell and a white blood cell undergoing apoptosis
In 2000, the average charge of tax preparation was 95 . Assuming a normal distribution and a ... In 2000, the average charge of tax preparation was 95 . Assuming a normal distribution and a ...
Video: Spermatogenesis Animation

For a complete list of videos, visit our video library