Why to estimate of probability of passing math

Assignment Help Basic Statistics
Reference no: EM13130769

A student estimates that the probability of his passing math or english is 0.9, the probability of his passing english is 0.8, but the probability of his passing both is 0.6. What should be his estimate of the probability of his passing math?

Reference no: EM13130769

Questions Cloud

Illustrate what amount must the taxpayer include in gross : In 2010, the taxpayer receives an $800 refund check from the state government. Illustrate what amount must the taxpayer include in gross income in 2010?
Prepare the journal entries to record : Larry Byrd, Inc., spent $68,000 in attorney fees while developing the trade name of its new product, the Mean Bean Machine. Prepare the journal entries to record the $68,000 expenditure and the first year's amortization, using an 8-year life.
Illustrate what amount must she include in gross income : Using the taxpayer's age at the time the payments begin, the taxpayer's number of expected monthly payments is 260. Of the $11,000 in pension benefits the taxpayer received during the current year, illustrate what amount must she include in gross ..
What equal amounts can maria withdraw : Maria Alvarez is investing $217,140 in a fund that earns 10% interest compounded annually. What equal amounts can Maria withdraw at the end of each of the next 21 years?
Why to estimate of probability of passing math : The probability of his passing english is 0.8, but the probability of his passing both is 0.6. What should be his estimate of the probability of his passing math?
How much heat is evolved per gram of fuel burned : 3.8 g of a hydrocarbon fuel is burned in a calorimeter that contains 234 grams of water initially at 25.00 ?C. After the combustion,the temperature is 26.55 ?C.
Prepare a raw materials purchases budget : Sales 380,000 units, estimated ending finished goods inventories for December 31, 2011 are 20,000 units and beginning ending fnished goods at Jan 1, 2011 are 8,000 units.
Illustrate what is its nominal annual rate : Carter's preferred stock pays a dividend of $1.00 per quarter. If the price of the stock is $45.00, Illustrate what is its nominal (not effective) annual rate of return?
What is ending inventory is approximately : Miller Company needs an estimate of its ending inventory balance. The following information is available.

Reviews

Write a Review

Basic Statistics Questions & Answers

  Why can not we just do several two sample tests

Why can not we just do several two sample tests like we did in the last week. In your own words explain briefly also tell us what these are and what did it mean.

  Five-step hypothesis z-test

As part of a study of corporate employees, the Director of Human Resources for PNC, Inc. wants to compare the distance traveled to work by employees at their office in downtown Cincinnati with the distance for those in downtown Pittsburgh.

  Test using two sample independent z test

At 95% level of confidence, can we conclude that the babies using the Gibbs product gained less weight?

  Value of z required for rejection

Given the same significance level, a ________ value of  t  will be required to reject the null hypothesis compared to the value of  z  required for rejection.

  Compute descriptive statistics for each stock

Compute descriptive statistics for each stock and the S&P 500. Comment on your results. Which stocks are the most volatile? Compute the value of beta for each stock. Which of these stocks would you expect to perform best in an up market? Which..

  Valid pair of null and alternative hypothesis

Are the following statements a valid pair of null and alternative hypothesis?

  Confidence interval for the total population of students

In a class of 40, 16 driver a car made outside the United States. What is the confidence interval for the total population of students at the 95% level?

  Calculating probability from binomial random variable

Assume that 12 percent of adults in this country have filed for bankruptcy at some point in their life.

  Standard deviation of weights equal

A machine fills containers with a mean weight per container of 16oz. If no more than 5% of the containers are to weigh less than 15.8oz, what must the standard deviation of weights equal?

  Determining degree of freedom

What the degree of freedom tells us? What are the degree of freedom for t- test, X^2-test, and for F-twst?

  Difference in proportions observed in the trial

The trial failed to show significance. How many subjects would be required to detect the difference in proportions observed in the trial with 80% power?

  Poisson distribution-plausible model

Assuming that the Poisson distribution is a plausible model in describing variability of asbestos fiber counts in filters; derive a 95% confidence interval indicating the variability in the average number in asbestos fibers.

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