A student received an a on the first test of the semester

Assignment Help Basic Statistics
Reference no: EM13577179

A student received an ""A"" on the first test of the semester. The student wants to calculate the probability of scoring an ""A"" on the second test. Historically, the instructor knows that the joint probability of scoring ""A""'s on the first two tests is 0.5. Also, historically, the probability that a student scores an ""A"" on the second test given that a student scored an ""A"" on the first test is 0.9. What is the probability that a student will score an ""A"" on the second test?

A) 0.50

B) 0.95

C) 0.55

D) 0.90

Reference no: EM13577179

Questions Cloud

When an events probability depends on the likelihood of : when an events probability depends on the likelihood of another event the probability is aa conditional probability.b
Question suppose that you observe the following service : question suppose that you observe the following service times in minutes by a bank teller 1 2 1 7 2 4.a. what is the
Using a departmental allocation system with direct labor : x company has two production departmentsa and b.at the start of the yearthe following budgeted information is
Prepare summary journal entries to record i the requisition : stine company uses a job order cost system. on may 1 the company has a balance in work in process inventory of 3750 and
A student received an a on the first test of the semester : a student received an a on the first test of the semester. the student wants to calculate the probability of scoring an
If the civil service wishes to set a cut-off score on the : a civil service exam yields scores which are normally distributed with a mean of 81 and a standard deviation of 5.5.
Question a black and red die are thrown and let x be a : question a black and red die are thrown and let x be a random variable denoting the sum of the dice.a. find all sample
What is the probability that a salesperson selected at : what is the probability that a salesperson selected at random will have below average sales ability and fair potential
Suppose that the price of stock a is aed 25 and its : question suppose that the price of stock a is aed 25 and its standard deviation is 5. the average market price for all

Reviews

Write a Review

Basic Statistics Questions & Answers

  Statistics-probability assignment

MATH1550H: Assignment:  Question:  A word is selected at random from the following poem of Persian poet and mathematician Omar Khayyam (1048-1131), translated by English poet Edward Fitzgerald (1808-1883). Find the expected value of the length of th..

  What is the least number

MATH1550H: Assignment:  Question:     what is the least number of applicants that should be interviewed so as to have at least 50% chance of finding one such secretary?

  Determine the value of k

MATH1550H: Assignment:  Question:     Experience shows that X, the number of customers entering a post office during any period of time t, is a random variable the probability mass function of which is of the form

  What is the probability

MATH1550H: Assignment:Questions: (Genetics) What is the probability that at most two of the offspring are aa?

  Binomial distributions

MATH1550H: Assignment:  Questions:  Let’s assume the department of Mathematics of Trent University has 11 faculty members. For i = 0; 1; 2; 3; find pi, the probability that i of them were born on Canada Day using the binomial distributions.

  Caselet on mcdonald’s vs. burger king - waiting time

Caselet on McDonald’s vs. Burger King - Waiting time

  Generate descriptive statistics

Generate descriptive statistics. Create a stem-and-leaf plot of the data and box plot of the data.

  Sampling variability and standard error

Problems on Sampling Variability and Standard Error and Confidence Intervals

  Estimate the population mean

Estimate the population mean

  Conduct a marketing experiment

Conduct a marketing experiment in which students are to taste one of two different brands of soft drink

  Find out the probability

Find out the probability

  Linear programming models

LINEAR PROGRAMMING MODELS

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