# Quinn Allen

Statistics teacher | Verified Expert

With a major in Statistics from Ottawa University, my passion lies in unraveling the complexities of numbers and making them accessible to all. As your dedicated tutor, I bring a wealth of knowledge to guide you through various subjects. Whether it's demystifying probability or clarifying statistical concepts, I'm here to help. Let's embark on a learning journey together, where understanding is the destination.

## Questions

Can someone help me with this contingency table??

The mean number of oil tankers at a port city is 8 per day. The port has facilities to handle up to 12 oil tankers in day. What is the probability that too many tankers will arrive on a given day?

The number of way in which a examiner can assign 30 marks to 8 questions given not less than 2 marks to any question is?

A coin is tossed 16 times. What is the probability of obtaining exactly 14 heads?

Can someone help me with this PROBABILITY question? Please.

Two cards are drawn without replacement from a standard deck of 52 playing cards. What is the probability of choosing a queen for the second card drawn, if the first card, drawn without replacement, was a king?

A set of cards has 5 red cards and 5 black cards. If 3 cards are selected at random, what is the probability to select at least 1 black card?

What is the use of box and whisker plots?

Is age a discrete or continuous variable? Why?

What is the difference between a casual relationship and correlation?

A red container contains 7 items of which 2 are new and 5 are old items. A purple container contains 4 items of which 1 is new and 3 are old items. An item is drawn at random from each box. 1. What is the probability that both items are old items?

What is the meaning of conditional probability?

If the mean, actual observed values, and standard deviation are multiplied by #2#, does the z-score stay the same?

What is the test statistic and the p-value for the following sample: H0: μ >= 60 versus H1: μ < 60, α = .05, ¯x = 58, σ = 5, n = 25?

How to solve extended response question using probability?

A coin is tossed 12 times. What is the probability of getting exactly 6 tails?

#P(E)=.24# and #P(F)=.3#. What is #P(E uu F)#?

What are the mean and standard deviation of a binomial probability distribution with #n=5 # and #p=4/7 #?

There are 9 students in a club. Three students are to be chosen to be on the entertainment committee. In how many ways can this group be chosen?

How can a t-statistic be used to construct a prediction interval?