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A bag containing 60 M&M's is opened and the number of each of the different colors is counted and verified against existing percents on the manufacturers' web site.
In a certain state, license plates have three letters followed by three digits. There can be no repetition of any letters with the one exception that the license plate must start with a vowel. Moreo
From a group of 7 paintings 3 are water colors and 4 are oils. In how many ways can you hang 3 paintings along a wall if the first and third must be water colors but the second one must be an oil pa
In a study of exercise, a large group of male runners walk on a treadmill for 6 minutes. Their heart rates in beats per minute at the end vary from runner to runner according to the N(104, 12.5) di
When making a stem plot, how do you round to the nearest hundred when numbers are given in millions. This is question 1.37 from The Basic Practice of Statistics 5th Edition.
Using the internal rate of return as a decision criterion, determine whether or not this proposal should be accepted.
In an Asian country with apopulation of 6 million people, 60000 deaths occurred during the year ending December 31, 1995. these included 30000 deaths from cholera in 100000 people who were sick with
The U.S. Bureau of Labor Statistics publishes data on the benefits offered by small companies to their employees. Only 42% offer retirement plans while 61% offer life insurance. Suppose 33% offer bo
Base on a survey of over 10,000 households, the number of televisions in the home was recorded as given in the table below. Based on the data, find the expected number of televisions in a home.
What is the expected time to complete the project? What is the probability that the project can be completed in 25 days or fewer?
Are the events A and B mutually exclusive? If P(B) = 0.3, are events A and B independent?
A contractor wishes to build 9 houses, each different in design. In how many ways can he place these houses on a street if 6 lots are on one side of the street and 3 lots are on the opposite side?
Is there any significant indication that supports the company's claim of the effectiveness of the medicine?
Peter, Paul, Mary, John and Martha are members of the pastoral council at a local church. They are to be seated at one side of a long conference table in a pastoral council meeting.
Develop a descriptive statistic that can be used to estimate the percentage of all business travelers who use a travel agent to make travel arrangements.
What is the importance of Textular ,Tabular ,Semi-Tabular,and Graphical Method iin presenting statistical data?
What is the average rating for all CBC movies? How about ABN movies and BBS movies- Create a line graph of the monthly average ratings for CBC for the year. Note that there are multiple ratings dat
A die is rolled twice. What is the probabilty that the sum of the faces is greater than 7, given that:
A production run of toothpaste requires a fixed cost of $100,000. The variable cost per unit is $3.00. If 50,000 units of toothpaste will be sold during the next month, what sale price must be chose
Question: Five factories reported the following numbers of minor accidents in a year:
What are the conditional probabilities of X and Y occurring, given that A, B or C has already occurred?
Four mutually exclusive events A, B, C and D have probabilities of 0.1, 0.2, 0.3 and 0.4 respectively. What are the probabilities of the following occurring:
A food company wanted to know if the amount of taste enhancer added to one of its products has any effect. It ran a test by adding eight different amounts and asking a panel of tasters to rank the r
If the hall capacity is now 300 people, how much should Blaymount spend on advertising?
He sold one-fifth of his crop at the first markey, 40 at the second, 25% of the remainging ar the third, abd twice what he sold at the second and at the fourth market. If Mr Green has one pumpkin re