« previous next »

Author Question: Given the sample variance of a distribution, explain how to find the standard deviation. What ... (Read 116 times)

DyllonKazuo

  • Hero Member
  • *****
  • Posts: 565
on: Jun 24, 2018
Given the sample variance of a distribution, explain how to find the standard deviation.
 
  What will be an ideal response?

Question 2

In a box of 75 markers, 36 markers are either red or black and 15 are blue. Find the probability that a randomly selected marker is red or black or blue.
 
  A) .68 B) .24 C) .32 D) .51


Kimmy

  • Sr. Member
  • ****
  • Posts: 342
Reply #1 on: Jun 24, 2018
Answer to Question 1

Take the square root of the sample variance to find the sample standard deviation.

Answer to Question 2

A


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Bisphosphonates were first developed in the nineteenth century. They were first investigated for use in disorders of bone metabolism in the 1960s. They are now used clinically for the treatment of osteoporosis, Paget's disease, bone metastasis, multiple myeloma, and other conditions that feature bone fragility.

Did you know?

In 2012, nearly 24 milliion Americans, aged 12 and older, had abused an illicit drug, according to the National Institute on Drug Abuse (NIDA).

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?

Fatal fungal infections may be able to resist newer antifungal drugs. Globally, fungal infections are often fatal due to the lack of access to multiple antifungals, which may be required to be utilized in combination. Single antifungals may not be enough to stop a fungal infection from causing the death of a patient.

Did you know?

Limit intake of red meat and dairy products made with whole milk. Choose skim milk, low-fat or fat-free dairy products. Limit fried food. Use healthy oils when cooking.

Distribution and Forms of Precipitation: Snow Distribution and Forms of Precipitation: Snow
Distribution of H2A.Z-containing nucleosomes near a transcription start site (TSS) Distribution of H2A.Z-containing nucleosomes near a transcription start site (TSS)
Biodiversity and the unevenly distribution on the planet Biodiversity and the unevenly distribution on the planet
Find derivative using quotient rule Find derivative using quotient rule
Find the x- intercepts Find the x- intercepts
Derive the following using the increment/delta method and find its slope Derive the following using the increment/delta method and find its slope
Video: Mitosis step-by-step

For a complete list of videos, visit our video library