Determining values of probability on discrete distribution

Assignment Help Basic Statistics
Reference no: EM1317782

1. In a second grade class containing 12 girls and 10 boys, 2 students are selected at random to give out the math papers.  What is the probability that the second student chosen is a boy, given that the first one was a girl?,

2. A student and a professor each choose a number between 1 and 5 (1 and 5 are both possible choices). What is the probability that the two choose the same number?

Reference no: EM1317782

Questions Cloud

Find the nth term of the given sequences : Find the nth term of the given sequences - Write out the nth term for the continuation of the sequences
Elucidate its advantages and disadvantages : Elucidate its advantages and disadvantages and suggest appropriate policy prescriptions to deal with the potential shortcomings.
Evaluate the coordinate of centroid : Evaluate the coordinate of centroid using multiple integral method - Find the z- coordinate of the centroid of T
Example of cross cultural negotiation event : Give an example of a cross cultural negotiation event in which you have been involved or that you have read about in the news.
Determining values of probability on discrete distribution : Determining the probability that the two choose the same number?
Iscuss the long range effects of a stimulus plan : Discuss the long range effects of a stimulus plan as it affects the banking sector.
Determine the z-coordinate of the centroid of g : Find coordinate of centroid using multiple integral method -Determine the z-coordinate of the centroid of G.
Case study of fred flowers : Fred Flowers works for Alabama Electric and is a resident of the State of Florida. Following a series of storms in the Northeast, Alabama Electric sent Fred to Virginia as part of a team to assist in the repair of equipment.
What is expected number of defective syringes : The quality-control inspector of a production plant will reject a batch of syringes if two or more defective syringes are found in a random sample of eight syringes taken from the batch. Assume the batch contains 1% defective syringes.

Reviews

Write a Review

Basic Statistics Questions & Answers

  Romance usa presentbooks sold are of romance genre

Romance USA present reported that 11 percent of all books sold are of the romance genre. If a local bookstore sells 316 books on a given day

  Determination software issues

At.05 significance level is it reasonable to conclude that it takes longer to determination software issues? Determine the p-value?

  Normal distribution-standard deviation

Assume that the measurements came from a normal distribution. The variability of the manufacturing process is unknown means the same as the standard deviation is unknown.

  Determining random number generator

Determine a random number generator and make simulated data for not more than 25 participants (test subjects) in study using ranges of values for variables you established above.

  Findout the percentage of data among standard deviation

For a standard normal distribution, findout the percentage of data that are among 3 standard deviation below the mean also1 standard deviation above the mean.

  Advantages of using correlation coefficient

What advantage does correlation have over a cross-tab?

  Hypothesis test for variance of the population

We are interested in testing to see if the variance of a population is less than 7. The correct null hypothesis is:

  Evaluating true mean delivery time using standard deviation

Evaluate true mean delivery time to within 5 minutes at 90% reliability level?   Suppose that standard deviation for delivery times is 18.2 minutes.

  Predicting using the relative frequency table

Create a frequency table for the total number of people that prefer each type of music:

  Find out the required probabilities utilizing binomial

Find out the required probabilities utilizing Binomial distribution. According to Best buy, 2/3 citizens have iPods. In a randomly selected group of 3 iPod owners.

  Estimating probability-discrete distribution

Suppose you were to cut up the directory and pull out one listing at random to contact.

  Homogeneity of variance assumption

For each of the following problems, assume that the homogeneity of variance assumption has not been met and that you will need to use the adjusted Welch statistic.

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