4. From a group of 3 freshmen, 4 sophomores, 4 juniors, and 3 seniors a committee...
A group of ten seniors, nine juniors, six sophomores, and five freshmen must select a committee of four. How many committees are possible if the committee must contain the following? (a) one person from each class (b) any mixture of the classes 27405 (c) exactly two seniors Need Help? Read Watch Mostert
Four groups, freshmen, sophomores, juniors, and seniors are coded 1, 2, 3, and 4 in a dataset. In the table below, record values that would be appropriate for comparing the means of freshmen, sophomores, and juniors (all three combined) to the means of seniors. Class Pre-planned contrast coefficient Freshmen Sophomores Juniors Seniors a. Write an alternative hypothesis (H1) to accompany the following null hypothesis: H0: the mean scores earned on quiz #1 are equal for all three classifications (So., Jr.,...
9. A study group is to be selected from a group of 16 students. The group consists of 5 freshmen, 7 sophomores, and 4 juniors. a) In how many ways can a group of 6 students be selected from this group? b) If the study group is to consist of 2 freshmen, 3 sophomores, and 1 junior, how many different groups are possible? c) What is the probability that a group of 6 students will consist of 2 freshmen, 3...
One student is selected at random from a group of 20 freshmen, 5 sophomores, 10 juniors, and 15 seniors. Find the probability that the person selected is: (a) a freshman, (b) not a sophomore, (c) a junior or a senior.
63. A football team has 16 seniors, 12 juniors, 8 sophomores, and 4 freshmen. (a) If we pick 5 players at random, what is the probability we will get 2 seniors and 1 from each of the other 3 classes? (b) What is the most likely outcome?
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3. A CPR class contains 10 Freshmen, 10 Sophomores, 5 Juniors and 25 Seniors. Given the Mean score for each grade level, calculate the Weighted Mean score for the entire class Freshman: 72%; Sophomores:94%; Juniors 56%, Seniors-90% Class Mean: 4. Determine whether the implied probability is Classical (Mathematical), Empirical or Subjective: a) That you roll a '5' when tossing a pair of dice b) That Donald Trump gets to appoint at least two Supreme Court Justices c) The...
1 A class consists of 1 3 freshmen, a sophomores, and 3 juniors, the rest are seniors. What fraction of the class is seniors? The class consists of seniors. (Simplify your answer. Type a fraction.)
8). A school dance committee is to consist of 2 freshman, 3 sophomores, 4 juniors, and 5 seniors. If 7 freshman, 7 sophomores, 7 juniors, and 9 seniors are eligible to be on the committee, in how many ways can the committee be chosen? 7). 13 players for a softball team show up for a game: a. How many ways are there to choose 10 players to take the field? b. How many ways are there to assign the 10...
In a business school at ABC University, 1/6 of the enrollment are freshmen, 3/10 are sophomores, 1/3 are juniors and 1/5 are seniors. They compete with several other schools within their region in an annual financial case competition. Three students were randomly selected to form a team for this year's competition. Calculate the probability that the juniors would make up the majority of the team.
In a business school at ABC University, 1/6 of the enrollment are freshmen, 3/10 are...
Rework problem 25 from section 3.2 of your text, involving choosing freshmen, sophomores, and juniors. For this problem, assume that three students are chosen from 4 freshmen, 7 sophomores, and 3 juniors. What is the probability of selecting 2 freshmen and 1 junior given that at least one freshman will be selected?