Latanya recorded the grade-level and instrument of everyone in the middle school School of Rock below. Seventh Grade Students Instrument # of Students Guitar 2 Bass 2 Drums 11 Keyboard 15 Eighth Grade Students Instrument # of Students Guitar 6 Bass 15 Drums 10 Keyboard 9 Based on these results, express the probability that an eighth grader chosen at random will play the keyboard as a fraction in simplest form.

Latanya recorded the grade-level and instrument of everyone in the middle school School of Rock below. Seventh Grade Students Instrument # of Students Guitar 2 Bass 2 Drums 11 Keyboard 15 Eighth Grade Students Instrument # of Students Guitar 6 Bass 15 Drums 10 Keyboard 9 Based on these results, express the probability that an eighth grader chosen at random will play the keyboard as a fraction in simplest form.

A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

Section: Chapter Questions

Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...

See similar textbooks

Latanya recorded the grade-level and instrument of everyone in the middle school School of Rock below.

Seventh Grade Students

Instrument	# of Students
Guitar	2
Bass	2
Drums	11
Keyboard	15

Eighth Grade Students

Instrument	# of Students
Guitar	6
Bass	15
Drums	10
Keyboard	9

Based on these results, express the probability that an eighth grader chosen at random will play the keyboard as a fraction in simplest form.

Video Video

AI-Generated Solution

AI-generated content may present inaccurate or offensive content that does not represent bartleby’s views.

Unlock instant AI solutions

Tap the button
to generate a solution

Click the button to generate
a solution

SEE SOLUTION

Similar questions

A city council consists of 4 democrats and 7 republicans. If a committee of 6 people is selected then find the probability of selecting 5 democrats and 1 Republican. Answer must be written in a simplified fraction.
You randomly select one card from a 52-card deck. Find the probability of selecting the king of diamonds or the two of hearts.
The probability of rain today is 90% and the probability that Betty will forget to put the convertible top up is 35%. What is the probability of the inside of Betty's car getting wet? Write your answer as a fraction in simplest form or round any decimals to 4 decimal places.
If you are dealt 7 cards from a shuffled deck of 52 cards, find the probability of getting three queens and four kings. The probability is (Type a fraction. Simplify your answer.) ***
In a class of 65 students, 20 are nursing majors, 16 are parents, and 5 of the nursing majors are parents. If one student is randomly selected from the class, find the probability of choosing a nursing major or a parent. Write your answer as a simplified fraction. The probability of choosing a nursing major or a parent is
Determine the probability of being dealt 3 fives from a standard deck of 52 cards when 3 cards are dealt. Write your answer as a reduced fraction
A city council consists of eight Democrats and seven Republicans. If a committee of four people is selected, find the probability of selecting two Democrats and two Republicans. (Type a fraction. Simplify your answer.) G
In a lottery game, a player picks five numbers from 1 to 48. If 4 of the 5 match the winning numbers, then the player wins the second prize.What is the probability of winning the second prize?Write your answer as a simplified fraction
You are going to draw 5 cards (without replacement) from a standard deck of 52 playing cards. Find the probability that you will draw the 2 of diamonds first, 6 of hearts second, ace of spades third, jack of spades fourth, and king of clubs fifth.Write your answer as a simplified fraction.
Find the probability of choosing a letter other than the letter E from a bag that contains the eighteen letters of the Greek city ELEFTHERIO-KORDELIO. Express your answer as a fraction in lowest terms or a decimal rounded to the nearest millionth. Answer How to enter your answer (opens in new window) Keypad Keyboard Shortcuts
A spinner has 10 equally sized sections, 8 of which are gray and 2 of which are blue. The spinner is spun twice. What is the probability that the first spin lands on gray and the second spin lands on blue ? Write your answer as a fraction in simplest form.
An art museum recently discovered that 9% of their paintings had been stolen and replaced with replicas. If a tourist observes 2 different paintings at random, what is the mean of the number of fake paintings? Write your answer as a decimal.