Information regarding rules of probability

Assignment Help Basic Statistics
Reference no: EM13102967

1. A manager of a gasoline filling station is thinking about a promotion that she hopes will bring in more business to the full-service island. She is considering the option that when a customer requests a fill-up, if the pump stops with the dollar amount at $9.99, the customer will get the gasoline free. Previous studies show that 70% of customers pay $10.00 or more when they fill up their gas tanks, so they would not be eligible for the free gas. What is the probability that a customer will get free gas at this station if the promotion is implemented?

2. The television schedule lists three different sitcoms in each of the three consecutive 30-minute time slots on channels, 2, 6, and 7

a) What is the probability that a person will randomly select programs using all three stations over the course of the 1.5 hours

b) Suppose you know that the person who will randomly select programs will watch at least two of the sitcoms on the same channel. Determine the probability that the person will watch all three sitcoms on the same channel

Reference no: EM13102967

Questions Cloud

Rachelsz score indications : Rachel's Z score indicates that she is below average for those who took the ACT
At what position is the third bead in equilibrium : two small beads having positive charges 3q and q are fixed at the opposite ends of a horizontal, insulating rod, extending from the origin to the point x=d. a third small chatged bead is free to slide on the rod. at what position is the third bead..
How human services worker integrate use of mediation : How does the human services worker integrate use of mediation, or third-party neutrality, when he or she also serves as the advocate for client.
Which of the following statements best explains observation : Consider an experiment where a subject lands during two conditions from a height of 0.2 m. During the first landing condition, the subject lands 'stiffly' (e.g., very little knee flexion).
Information regarding rules of probability : A manager of a gasoline filling station is thinking about a promotion that she hopes will bring in more business to the full-service island. She is considering the option that when a customer requests a fill-up
Explain verbal communication between different gender : Explain verbal communication between you and close friend or romantic partner of other gender. Examine the extent to which you.
What are the distances of these three points from speaker a : Speakers A and B are vibrating in phase. They are directly facing each other, are 8.0 m apart, and are each playing a 76.0-Hz tone. The speed of sound is 343 m/s. On the line between the speakers there are three points where constructive interfere..
Find the potential energy stored in the spring : A horizontal block-spring system with the block on a frictionless surface has total mechanical energy E = 49.2 J and a maximum displacement from equilibrium of 0.280 m.
Population in bell shaped and symmetrical : A population of data from a paper supply company is known to have a mean weight of 55 ounces per ream and a population standard deviation of 5 ounces. The population is known to be bell shaped and symmetrical.

Reviews

Write a Review

Basic Statistics Questions & Answers

  Expected value of a random variable

Without using formulas, explain the meaning of (a) expected value of a random variable; (b) actuarial fairness; and (c) variance of a random variable.

  Confidence interval for the average number of hours

A market researcher wants to find the 99% Confidence Interval for the average number of hours people spend online each day.

  Determining more variation in first population

Standard deviation of 7. At 0.01 significance level, is there more variation in first population?

  Confidence interval for single mean

Using the confidence interval when conducting a two-tail test for the population mean we do not reject the null hypothesis if the hypothesized value for:

  Job interviewing error

Significance level to test the claim that less than half (.5) of all executives identify that error as being the most common job interviewing error.

  Information about the central limit theorem

From National Weather Service records, the annual snowfall in the TopKick Mountains has a mean of 92 inches and a standard deviation ? of 12 inches.

  What is the value of the test statistic

What is the value of the test statistic? (Negative amount should be indicated by a minus sign. Round your answer to 2 decimal places.)

  Conduct hypothesis test at five percent significance level

If the weight distribution is known to be normally distributed, do the data support the veterinarian's suspicion? Conduct a hypothesis test at the 5% significance level. Define your parameter (μ), state your hypotheses, conduct the test and write ..

  Determine the change in sales is a potential problem

A supervisor has noticed that sales for all departments world wide has been averaging $12,000 a month for a number of years. For the last 18 review periods the average sales figure has dropped to $11,500 with a standard deviation of $4,000. Manage..

  What does the odds ratio mean here

A company wants to know if minorities are more likely to be in certain job categories than others. Their data base codes employees 1 for clerical, 2 for custodial, and 3 for manager. A logistic equation was fit to the data with SPSS.

  Finding the probability of a pointer

Finding the probability of a pointer to land in a color among given three colors.

  Concept of representative sample

A researcher wants to collect data about the study habits of sophomores at Harmond University. From the sophomore class of 2,300 students, she wants to collect a sample of 70 students. Which of the following sampling methods will yield the most re..

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