Asked Nov 2, 2019

My junk drawer at home contains half a dozen screw drivers.  Two of the screw drivers are flat head.  What is the probability of drawing a screw driver that is not a flathead?


Expert Answer

Step 1

Given data

No of screw drivers = 6

No of flat head screw drivers = 2

No on non-flat head screw drivers = 4


Want to see the full answer?

See Solution

Check out a sample Q&A here.

Want to see this answer and more?

Solutions are written by subject experts who are available 24/7. Questions are typically answered within 1 hour.*

See Solution
*Response times may vary by subject and question.
Tagged in




Related Statistics Q&A

Find answers to questions asked by student like you
Show more Q&A

Q: Please show TI 84 steps

A: Hello! As you have posted 4 sub parts, we are answering the first 3 sub-parts.  In case you require ...


Q: How many ways are there to choose first, second, and third prizes in an art contest with 18 entries?

A: Introduction:According to the permutation rule, if r distinct items are to be chosen from n items wi...


Q: I have attached a picture of the question.

A: Hello there! there are more than one question. According to our policies we cannot answer more than ...


Q: Please See picture

A: 4.22 a) The expected number of games that are played when i=2 is -2p2+2p+2. From the given informati...


Q: A state lottery randomly chooses 6 balls numbered from 1 through 41 without replacement. You choose ...

A: The binomial experiment should satisfy the following properties:Each experiment has fixed number of ...


Q: The age of children in kindergarten on the first day of school is uniformly distributed between 4.71...

A: From the given information, the random variable X as the age of children in kindergarten on the firs...


Q: Suppose that you randomly selected 23 adults. Assume 20% of the population smoke.  Round all answers...

A: It is given that the random variable X, number of smokers follows a binomial distribution with n=23 ...


Q: Brandon Lang is a creative entrepreneur who has developed a novelty soap item called Jackpot to targ...

A: From the given information,


Q: State the appropriate null hypothesis H0 and alternative hypothesis Ha in each of the following case...

A: From the given information, it can be observed that the null and alternative hypothesis area shown b...