statistics

A school club consists of 22 male students and 15 female students. If 3 students are selected to represent the club in the student government, what is the probability 2 will be male and 1 will be female?

  1. 👍
  2. 👎
  3. 👁
  1. prob(your event)
    = C(22,2)*C(15,1)/C(37,3)
    = 33/74

    1. 👍
    2. 👎
  2. Just pray

    1. 👍
    2. 👎

Respond to this Question

First Name

Your Response

Similar Questions

  1. Math

    A behavioral psychologist plans an experimental sleep study with college students. Which statements about this experiment must be true in order to use a binomial model? Select all that apply. HELP PLEASE Each trial is independent.

  2. Math

    Challenger elementary school has 800 students every Wednesday 12% of the students stay after school for chess club how many students attend chess club on Wednesdays

  3. math

    The table below shows the number of students who attend various after-school activities. After-School Activities Activity Number of Students Spanish Club 19 Basketball 24 Drama 15 Homework Help 17 Soccer 20 Which ratio compares

  4. MATH HELP

    The table shows preferences of dancing or playing sports for male and female students. Do you prefer dancing or playing sports? Playing sports Dancing Row totals Male students 18 . 16. 34 Female students 18. 35 53 Column totals 36

  1. maths

    the heights of female students at a particular college are normally distributed with the mean 169 cm and standard deviation 9 cm. 1) Given that 80% of these female students have a height less than h cm ,find the value of h. 2)

  2. Algebra

    The incomplete table below summarizes the number of left-handed students and right-handed students by gender for the eighth grade students at Keisel Middle School. There are 6 times as many right-handed female students as there

  3. Math

    What percentage of the students at Greenville High School are seniors Freshman- 125 Students Sophomores- 80 Students Juniors- 175 Students Seniors- 120 Students A. 12% B. 14% C. 24% D. 40% E. 75%

  4. math

    In a college of exactly 3000 students, exactly 70 are male. What is the number of female students? Express your answer as an integer

  1. math

    After-School Activities Activity Number of Students Spanish Club 19 Basketball 24 Drama 15 Homework Help 17 Soccer 20 Which ratio compares the number of students in the Spanish club to the total number of students? a. 19:95 b.

  2. maths

    All the students in a school are made to stand in rows so as to form an equilateral triangle. The first row consists of one student, the second row 2 students, third row 3 students and so on. Had there been 90 more students, the

  3. MATH

    A researcher wants to select a sample of 50 students from four local private high schools by performing stratified sampling. The enrollments are shown in the table. How many students at each school should be included in the‚Äč

  4. statistics.urgent please help..

    A local college cafeteria has a self-service soft ice-cream machine. The cafeteria provides bowls that can hold up to 16 ounces of ice-cream. The food service manager is interested in comparing the average amount of ice-cream

You can view more similar questions or ask a new question.