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

Author Question: A random variable x is uniformly distributed between 45 and 150. a. Determine the probability of x ... (Read 56 times)

newbem

  • Hero Member
  • *****
  • Posts: 579
on: Jun 24, 2018
A random variable x is uniformly distributed between 45 and 150.
 a. Determine the probability of x = 48.
  b. What is the probability of x  60?
  c. What is the probability of x  50?
  d. Determine the expected vale of x and its standard deviation.

Question 2

In determining the sample size necessary to estimate a population proportion, which of the following is NOT needed?
 a. the maximum margin of error that can be tolerated
  b. the confidence level required
  c. a preliminary estimate of the true population proportion p
  d. the mean of the population


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Animal_Goddess

  • Sr. Member
  • ****
  • Posts: 339
Reply #1 on: Jun 24, 2018
Answer to Question 1

a. 0
b. .1429
c. .9524
d. 97.5, 30.31

Answer to Question 2

d


newbem

  • Member
  • Posts: 579
Reply 2 on: Jun 24, 2018
Wow, this really help

duy1981999

  • Member
  • Posts: 341
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

« previous next »
 

Did you know?

Elderly adults are living longer, and causes of death are shifting. At the same time, autopsy rates are at or near their lowest in history.

Did you know?

In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.

Did you know?

Less than one of every three adults with high LDL cholesterol has the condition under control. Only 48.1% with the condition are being treated for it.

Did you know?

Critical care patients are twice as likely to receive the wrong medication. Of these errors, 20% are life-threatening, and 42% require additional life-sustaining treatments.

Did you know?

Cytomegalovirus affects nearly the same amount of newborns every year as Down syndrome.

An example of a homeostatically controlled variable: blood levels of glucose in a human. An example of a homeostatically controlled variable: blood levels of glucose in a human.
On some engines, it is necessary to watch the direction the rotor is pointing to help determine how ... On some engines, it is necessary to watch the direction the rotor is pointing to help determine how ...
Summary of Common Probability Distributions Summary of Common Probability Distributions
How to determine the interquartile range How to determine the interquartile range
Determine the mass percent of Fe3+ in a 0.546g sample of iron ore, if 22.40 mL of a 0.1000 M ... Determine the mass percent of Fe3+ in a 0.546g sample of iron ore, if 22.40 mL of a 0.1000 M ...
Calculation of Joint Probability of a Genotype Based on Seven CODIS STR Markers Calculation of Joint Probability of a Genotype Based on Seven CODIS STR Markers
Video: Oxygen transport - methods and oxyhemoglobin

For a complete list of videos, visit our video library