A clothing store advertises that every customer that walks into the store can throw a dice onto a table that has squares labeled with discount amounts. The table is divided into ten regions. 5 regions...

national pet owners survey, 39% of U.S households own at least one dog and 34% of US households own at least one cat. Assume that 60% of US households own a cat or a dog.

Atire company wishes to set aminimum mileage guarantee on its new type of tire.Tests reveal that mean mileage is 67,900 with a standard deviation of 2050 miles and that the distribution miles...

I have a probability question from my intro to stats class. I can't figure out if it's dependent or independent. Overall, I really don't know how to figure it out. There are 2000 people in total from...

Let a fair die be rolled 2 times. Letâ€™s assume that the 2 rolls are independent. Let X and Y be the outcomes of the first and second rolls, respectively.
a. What is the probability...

deliveries based upon the input of the packages destinations. In the past the average amount of time it took to come delivery was 9.4 hours with a standard deviation of 0.8 hours. Since...

In 2003, about 50% of internet usr paid bills online. In a recent survey of 250 internet users, 150 said that they pay bills online. At the 5% level of significance, test whether the proportion...

The table shows the results of spinning a spinner several times.
Outcome A B C D E
Frequency 2 4 3 1 2
What is the experimental probability of spinning a C or...

the average stock price for companies making up the S&P 500 is $50, and the standard deviation is $10. assume that stock prices are normally distributed

Aero company bids on two contracts. They feel they have a 40% probability of winning contract A. If they win the first contract, the probability of winnin ghe second is 70%. However, if they lose...

a family wants to have 3 kids, a) what is the probability they will have 1 boy? b)what is the probability they will have at least 2 boys? c)what is the probability that they will have 1 girl? d) what...