# Grace Agate

Concordia University, St. Paul

Statistics

Statistics teacher | Verified Expert

I am a dedicated educator specializing in Statistics, holding a degree from Concordia University, St. Paul. With a passion for demystifying statistical concepts, I bring a wealth of knowledge to guide students through the intricacies of the subject. My goal is to foster a deeper understanding and appreciation for statistics, making it accessible and enjoyable. Let's embark on a journey of learning and discovery together!

## Questions

- Find the probability of drawing an ace or a spade from a deck of 52 cards in a single draw?
- A boy has 20% chance of hitting at a target. Let p denote the probability of hitting the target for the first time at the nth trial. lf p satisfies the inequality 625p^2 - 175p + 12 <0 then value of n is?
- A bag contains #10# red and # 6# black cubes. Take any random cube from the bag and do not replace it. Then we draw another cube and we do not put it back in the bag. Calculate the probability that ?
- In how many ways can four people sit in a row of five chairs?
- What are the steps to find the lower and upper quartiles of a data set?
- Minimum and maximum value of 13 cosx+3root3sinx-4?
- Fourteen people are entered in a race. If there are no ties, how many ways can the first three places come out?
- A bag contains 15 balls. 9 white , 4 black and 2 green. a)We pick 2 balls. Whats the probability of the balls to be different colors? b)We pick 3 balls. Whats the probability of the balls to be different colors?
- Michael has a drawer with 8 pairs of black socks and 12 pairs of white socks. Without looking he takes a white pair of socks out of the drawer. What is the probability that the next pair he takes out is white?
- Are population means score in statistics different between 2006 and 2016 students? ( Help ) (Stats)
- I choose a random integer #n# between #1# and #10# inclusive. What is the probability that for the #n# I chose, there exist no real solutions to the equation #x(x+5) = -n#? Express your answer as a common fraction.
- There are ten volleyball players. Each two-person volleyball team should consist of a setter and a spiker. Five of the players prefer to be a spiker, four of the players prefer to be a setter, and one player is fine either way. In how many?
- There are 14 NBA teams who do not make the playoffs. Of these teams, 3 of them will be randomly selected to make the 1st, 2nd, and 3rd pick. How many different ways can the 1st-3rd pick be arranged?
- 4 men,2 women and a child are to be seated around a round table with 7 seats. Find the number of ways they may be arranged if !? a) the child is to be seated between two women b) the child is to be seated between two men
- There are 5 boys and 7 girls.4 person are selected find probability all boys or girls?
- A card is drawn from a standard 52-card deck. What is the probability that the card is a red jack, given that the card is a face card (a jack, queen, or king)? A) 1/12 B)1/6 C)1/3 D)1/2
- Show that the propositions p and p v (p ^ q) are logically equivalent? Must do a truth table.
- In how many ways can 4 boys and 5 girls be arranged on a bench, if no 2 girls can sit together?
- There are (n+1) white and (n+1) black balls each set numbered 1 to (n+1). The number of ways in which the balls can be arranged in a row so they the adjacent balls are of different colours is ?
- In arranging a 10-day examination time-table involving 10 subjects and one subject per day, how many ways are possible when mathematics, physics and chemistry all separated by at least one day?