Ask Question, Ask an Expert

+1-415-315-9853

info@mywordsolution.com

Ask Statistics and Probability Expert

Find the obligatory probability.

1. Shopper Trak is a concealed electric eye designed to count the number of shoppers entering a store. When two shoppers arrive the store together one walking in front of the other, the following possibilities apply. There is a 0.98 possibility that the first shopper will be detected and a 0.94 probability that the second shopper will be detected and a 0.93 probability that both of them will be detected by the device. describe what is the probability that the device will detect at least one of the two shoppers entering together?

2. A statistics professor has initiate that the probability is 0.74 that a student gets a B- or above for the final examination. He as well found that the probability of 0.67 that a student gets a B- or above for both the final exam and the course. If a arbitrarily selected student has already gotten a B- or above for the final exam taken yesterday what is the probability he will get a B- or above for the course when the grade report arrives next week?

Statistics and Probability, Statistics

  • Category:- Statistics and Probability
  • Reference No.:- M919346

Have any Question? 


Related Questions in Statistics and Probability

Exercises -81- for each of the following pairs explain why

Exercises - 8.1- For each of the following pairs, explain why you believe that they are positively related, negatively related, or essentially unrelated. If they are related, identify the dependent variable. a. The cost ...

The two-person game shown in table 1 has a unique nash

The two-person game shown in Table 1 has a unique Nash equilibrium (see Moulin and Vial, 1978) in which each player's expected payoff is 3.

A reasearcher studying correctional treatment on 192 sex

A reasearcher studying correctional treatment on 192 sex offenders composed of 10 females and 182 males finds that 11 males along with 1 female had reoffended. He then calculated the percentages and find that 10% of fema ...

1 how many conditions are there in the simplest possible

1. How many conditions are there in the simplest possible experiment? 2. Describe how participants are assigned to conditions in randomized groups, matched-subjects, and repeated measures experimental designs. 3. What ar ...

Analyze the emergence of the counter-culture identity

Analyze the emergence of the counter-culture, identity politics, and liberation movements beginning in the late 1960s. Why did these movements emerge at that time? How did they reshape American culture and politics? Were ...

Joshua and his army are planning to circle jericho seven

Joshua and his army are planning to circle Jericho seven times. Will the wall come tumbling down? The king of Jericho reports that: I ascribe probability 0.8 to "the wall of the city will fall, and Joshua ascribes probab ...

Ship collisions are rare in the houston ship channel the

Ship Collisions are rare in the Houston Ship Channel. The mean is .8 collisions in 6 months What is the probability of no collisions in 6 months. What is the probability of one collision in a year?

1 describe how structural equations modeling works2

1. Describe how structural equations modeling works. 2. Distinguish between latent variable modeling and path analysis as types of structural equations modeling.

An article in archaeometry involved an analysis of 48

An article in Archaeometry involved an analysis of 48 samples of Romano-Britishpottery, found at four different kiln sites in the United Kingdom. The samples were analyzed todetermine their chemical-composition. The perc ...

What is the difference between simple linear and multiple

What is the difference between simple linear and multiple regressions? Give an example of a situation where linear regression might be useful? Give an example of a situation where multiple regression might be useful?

  • 4,153,160 Questions Asked
  • 13,132 Experts
  • 2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

Section onea in an atwood machine suppose two objects of

SECTION ONE (a) In an Atwood Machine, suppose two objects of unequal mass are hung vertically over a frictionless

Part 1you work in hr for a company that operates a factory

Part 1: You work in HR for a company that operates a factory manufacturing fiberglass. There are several hundred empl

Details on advanced accounting paperthis paper is intended

DETAILS ON ADVANCED ACCOUNTING PAPER This paper is intended for students to apply the theoretical knowledge around ac

Create a provider database and related reports and queries

Create a provider database and related reports and queries to capture contact information for potential PC component pro

Describe what you learned about the impact of economic

Describe what you learned about the impact of economic, social, and demographic trends affecting the US labor environmen