The mean of a standard normal probability distribution

Assignment Help Basic Statistics
Reference no: EM1318100

1) For a normal distribution, a negative value of z indicates

a.a mistake has been made in computation, because z is always positive

b.the area corresponding to z is negative

c.the z is to the left of the mean

d.the z is to the right of the mean

 

2) The mean of a standard normal probability distribution

a.is always equal to zero

b.can be any value as long as it is positive c

c.an be any value

d.is always greater than zero

 

3) A continuous random variable may assume

a.all values in an interval or collection of intervals

b.only integer values in an interval or collection of intervals

c.only fractional values in an interval or collection of intervals

d.all the positive integer values in an interval

Reference no: EM1318100

Questions Cloud

Object oriented design of a class : Object oriented design to develop a parent class known as Book which will receive the ISBN, author, title and price of book and select and print the details of all books with the price of more than $50.00.
What is the distribution of sample means : What is the distribution of sample means.
Why continuity correction is necessary : Describe why the normal distribution can be used as an approximation to binomial distribution. What conditions should be met to use the normal distribution to approximate the binomial distribution? Why is a correction for continuity essential.
Circumventing the license check : Assume the "license" is just a digitally signed file listing a hostname and expiration date; the verification key is built into the executable. How would you go about circumventing this kind of license check?
The mean of a standard normal probability distribution : The mean of a standard normal probability distribution.
Compute the probability : Compute the probability
If the mean of a normal distribution is negative : Continuous random variable is uniformly distributed between a and b. The probability density function between a and b is.
Differentiated services and set of contiguous routers : Explain in scholarly detail why the differentiated services (DS) domain consists of the set of contiguous routers?
Calculate the companies expected gain or loss for the year : Calculate the companies expected gain or loss for the year

Reviews

Write a Review

Basic Statistics Questions & Answers

  Evaluate the random variable with standard deviation

The weight of the oranges, in pounds (1 pound = 16 ounces) is a random variable with standard deviation

  Mean of sample according to central limit theorem

If all samples of size 64 are drawn, mean of sample according to Central Limit Theorem is 100.

  Concept of statistical signi cance

Concept of statistical signi cance

  Calculating the suitable mean response time

Calculate the suitable mean response time from both proposed locations and find out which proposed site must be selected for the new emergency facility.

  What is the likely number of withdrawals

A university found that 20 percent of its students withdraw without completing the introductory statistics course. 20 students registered for a section of the course this term.

  Distribution which is approximately normal

Roger has read a report that the weights of adult mail Siberian tigers have a distribution which is approximately normal with mean μ = 390 lb and σ = 65 lb.

  Compute the correlation among the variables

Compute the correlation among the variables. Describe perfect correlation also negative correlation. Utilize the following data to answer questions related.

  Distinct random variable

Distinct random variable

  Determine the standard deviation

Ten students were sampled at random from a student population. Each was asked how many courses he or she was planning on studying in the upcoming year. The following is a list of the reported data values: 1, 2, 2, 3, 4, 5, 5, 5, 5, 6 What is the vari..

  Create a cumulative percentage distribution

Form the cumulative percentage distribution and plan a cumulative percentage polygon.

  Example on logistic regression model

Could mud-wrestling be the cause of a rash contracted by University of Washington students in the spring of 1992? Two physicians at the University of Washington health center wondered this when one male and six female students complained of rashes..

  Estimate the p-values using excel function

In Excel, which of the following functions is used to conduct a hypothesis test (using the  p -value) for a population variance

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd