View Answered Questions
No. & Date Asked  Question 

# 812 :: 10/2/09

A Tamiami shearing machine is producing 10 percent defective pieces, which is abnormally high. The quality control engineer has been checking the outp. . .
BINOMDIST,
Binomial Probability 
# 701 :: 4/26/09

A local bakery determines that the probability of a customer ordering a blueberry muffin is 50%. 5 customers come into the bakery.
A. What is the pr. . .
BINOMDIST,
Binomial pmf,
Binomial Probability 
# 661 :: 3/19/09

A student is taking a 10 question multiple choice quiz. There are four possible answers to each question. The student decides to guess at random on al. . .
BINOMDIST 
# 560 :: 12/17/08

Throughout history 55% of registered voters actually have cast a ballot. What is the probability that among a group of 28 students who are registered. . .
BINOMDIST,
Binomial cdf,
Compliment Rule 
# 501 :: 11/7/08

In a survey of adults, 68% thought that DNA test for identifying an individual were very reliable. You randomly select 24 adults and ask each if he or. . .
BINOMDIST,
Binomial Probability,
Continuity Correction,
Normal Approximation,
Normal Approximation to Binomial 
# 460 :: 10/5/08

20% kids danced. If 10 were selected at random, find probability that exactly four danced.. . .
BINOMDIST,
Binomial pmf 
# 418 :: 9/27/08

Dear Stats Person,
Here is my question. If a person were to guess a number from 110, the chance of guessing a 4 would be 0.1. If 5 people were a. . .
BINOMDIST,
Binomial Probability,
Binomial pmf 
# 405 :: 9/22/08

Marge and Joe have five daughters. They decide to have another baby because they are sure the next one will be a boy (after all, what are the odds of . . .
BINOMDIST,
Multiplication Rule,
Gambler's Fallacy,
Probability Mass Function 
# 353 :: 8/19/08

A surgical technique is performed on eight patients. You are told that there is an 80% chance of success.
a) Construct a binomial distribution.
. . .
BINOMDIST,
Binomial Probability 
# 325 :: 8/7/08

A doctor knows from experience that 20% of the patients to whom he gives a high blood pressure drug will have undesirable side effects. Assume the doc. . .
BINOMDIST,
Excel,
Binomial Probability 
# 287 :: 7/23/08

in a study of 11000 car crashes it was found that 5720 of them occurred within 5 miles of home. use a 0.01 significance level to test tha claim that m. . .
Binomial Probability,
binomial,
BINOMDIST 
# 269 :: 7/9/08

A classical experiment in extrasensory perception (ESP) consists of asking a subject to tell, without looking, the suit of each card in a deck of Zene. . .
ZScore,
Binomial Probability,
Normal Approximation,
binomial,
BINOMDIST 
# 97 :: 3/1/08

A medical school claims that more than 28% of its students plan to go into general practice. It is found that among a random sample of 130 of the scho. . .
Normal Approximation to Binomial ,
BINOMDIST,
Continuity Correction,
1Sample Proportion Test,
1Proportion Test 