How probability density function represents the probability

Assignment Help Basic Statistics
Reference no: EM13140484

For a continuous random variable x, the probability density function f(x) represents

a. the probability at a given value of x
b. the area under the curve at x
c. Both the probability at a given value of x and the area under the curve at x are correct answers.
d. the height of the function at x

Reference no: EM13140484

Questions Cloud

What specific tests of controls might auditor : This step in the audit process seeks to ascertain that control policies and procedures are operating effectively. What specific tests of controls might auditor have performed in evaluating this payroll system?
Find a concise definition of cancer : find a concise definition of "cancer". How might methods to treat cancer relate to the details in this lab exercise.
What is the mass of water : if the empty cylinder has the mass of 94.2g and the cylinder with water has the mass of 138.7 g what is the mass of water, volume of water and the density of water.
What is amount of common fixed expense not traceable : The corporation's net operating income is $31,800. The YDI Division's divisional segment margin is $111,800 and the QCC Division's divisional segment margin is $152,800. What is amount of the common fixed expense not traceable to the individual d..
How probability density function represents the probability : For a continuous random variable x, the probability density function f(x) represents the probability at a given value of x. the area under the curve at x.
Washington report for service revenue : 1) What would Washington report for service revenue for 2011? 2) What would Washington report for salaries expense for 2011? 3) What would Washington report for supplies expense for 2011?
What is expected level of profit : What level of sales dollars is needed for a monthly profit of $59,340? For the month of July, the marina anticipates sales of $1,010,000. What is the expected level of profit?
What is the energy difference between the orbitals : Sodium atoms emit light with a wavelength of 330  nm when an electron moves from a 4 p orbital to a 3 s orbital. What is the energy difference between the orbitals in kilojoules per mole?
Evidence significance level that cost of attendance increase : The standard deviation was $6050. Is there evidence at the 1% significance level that the cost of attendance has increased? State the hypothesis?

Reviews

Write a Review

Basic Statistics Questions & Answers

  Standard error of the difference

If two randoom samples of sizes n1 = 30 and n2 = 36 are selected independently from two populations with mean 78 and 85, and with standard deviations 12 and 15, respectively, then the standard error of the difference between Xbar1 and Xbar2 are eq..

  Finite population correction factor

Using the finite population correction factor, compute the standard error for each of the three firms given a sample of size 50.

  What is the sensitivity and specificity of the test

Using a test, 80% of Down's Sydrome cases can be identified, while 5% of normals are detected as positive. What is the sensitivity and specificity of the test?

  What does the levenes test shows

Test either there is any difference among the given variable also what does the Levene's Test shows. What variable is presented in this table.

  Determining correlation and regression analysis

What are examples in which regression analysis is used for forecasting? What are some primary and secondary sources of data that may be used in correlation and regression analysis?

  Do data provide sufficient evidence to indicate mean

Do these data provide sufficient evidence to indicate that the mean for the population is less than 8 hours? assume a normally distributed population.

  Normalized matrix for one decision criterion

Normalized matrix for one decision criterion at Firm T is given below.

  Distribution to create confidence interval

Which distribution should be used to create 80% confidence interval?

  Computing exponential and logarithmic functions

Many different kinds of data can be modeled using exponential and logarithmic functions. For example, exponential functions have been used by Thomas Malthus to describe the growth of human populations.

  Computing probability of range of cholesterol value

Determine the probability that Mexican American male in the 20 -74 age range has serum cholesterol value greater than 240 mg/dl.

  Equivalence of hypothesis test-confidence interval

Two different simple random samples are drawn from two different populations. The first sample consists of 20 people, with 10 having a common attribute.

  Determine interval for number of defectives in sales

If 1.5 million X-Games were sold over the holidays, determine an interval for the number of defectives in sales. 12,184 to 32,816.

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