P(he selects a junior | he chooses a male) = Number of male juniors / Number of males
= 10/(7+10+10+7)
= 10/34
= 5/17
Mr. DiNardos physics class has 80 students,dassified by academic year yesterday's work r and gender, as...
Mr. Connor's physics class has 105students, classified by academic year and gender, as illustrated in the table. Mr. Connor randomly chooses one student to collect yesterday's work. Academic Year Males Females Freshmen 9 12 Sophomores 19 8 Juniors 8 11 Seniors 19 19 What is the probability that he selects a male, given that he chooses randomly from only the juniors? Express your answer as a fraction or a decimal rounded to four decimal places. What is the probability that...
Mrs. Connor's physics class has 105 students, classified by academic year and gender, as ilustrated in the table. Mrs. Connor randomly chooses one student to collect yesterday's work. Mrs. Connor's Physics Class Academic YearMalesFemalesFreshmen1711Sophomores135Juniors915Seniors1619Step 1 of 2: What is the probability that she selects a female, given that she chooses randomly from only the freshmen Express your answer as a fraction or a decimal rounded to four decimal places.
Step 1 of 2: What is the probability that he selects a male, given that he chooses randomly from only the seniors? Express your answer as a fraction or a decimal rounded to four decimal places. Step 2 of 2: What is the probability that he selects a senior, given that he chooses a male? Express your answer as a fraction or a decimal rounded to four decimal places. Mr. Weber's physics class has 90 students, classified by academic year...
Mr. Fraga's business class has 96 students, classified by academic year and gender, as illustrated in the table. Mr. Fraga randomly chooses one 13 19 Step 2 of 2: What is the probability that he selects a junior, given that he chooses a male? Express your answer as a fraction or a decimal rounded to four decimal places How to enter your answer
Mrs. Harvey's English class has 42 students, classified by academic year and gender as follows Freshman Sophomore Junior Senior Male 9 5 2 3 Female 12 5 4 2 I) Mrs. Harvey chooses one student at random. What is the probability that she chooses a senior? II) Mrs. Harvey chooses one student at random. What is the probability that she chooses a sophomore or a female? III) Mrs. Harvey chooses one student at random. What is the probability that she...
Chapter 9 The 94 students in a statistics class are categorized by gender and by the year in school. The numbers obtained are displayed belovw Year in school Gender Freshman Sophomore Junior Senior Graduate Total Male Female Total 31 63 94 17 17 19 23 24 13 24 Suppose we wish to test the null hypothesis that a student is twice likely to be a female than a male. Under the null: 1. a. What is the expected number of...