Employment data at a large company reveal that 60% of the workers are​ married, 18​% are college​ graduates, and one third of the college grads are married. What is the probability that a randomly chosen worker is ​a) Married or a college​ graduate? ​b) Married but not a college​ graduate? ​c) Neither married nor a college​ graduate?

Approximately 3% of women aged 45 - 60 have breast cancer. A woman with breast cancer has a 97% chance of a positive test from a mammogram, while a woman without breast cancer has a 22% chance of a positive result. a) What is the probability that a woman does not have breast cancer and tests positive? b) What is the probability of a randomly selected woman having a positive test result? c) If a woman gets a negative test result, what is the probability that she does not have breast cancer? **Note: Answer in exact fraction, or rounded to at least 4 decimal places.

In a survey of 98 baseball fans in NYC, 51 were fans of the Mets, 68 were fans of the Yankees and 34 were fans of both teams.If you picked one of these 98 baseball fans at random, what is the probability that they will be a fan of neither team? 0.8673 0.3469 0.5204 0.6939 0.1327

You work for a large global management consulting company. Of the entire workforce of​ analyst, 29​% have had no experience in the telecommunications​ industry, 36​% have had limited experience​ (less than five​ years), and the rest have had extensive experience​ (five years or​ more). You are assigned to be part of a team of three analyst of a global management consulting company. What is the probability that of your other two teammates a) Neither has any telecommunications​ experience? ​b) Both have some telecommunications​ experience? ​c) At least one has had extensive telecommunications​ experience

A large cable company reports that 42% of its customers subscribe to its Internet service, 32% subscribe to its phone service and 23% subscribe to both its Internet service and phone service.  a)  What is the probability that a randomly selected customer subscribes to the Internet service or the phone service?  b)  What percent of customers subscribe to neither the Internet service nor the phone service?

A check of dorm rooms on a large college campus revealed that 38% had refrigerators, 55% had TVs, and 25% had both a refrigerator and a TV. What's the probability that a randomly selected dorm room has a) a refrigerator but no TV? b) a refrigerator or a TV, but not both? c) neither a refrigerator nor a TV? a) The probability of having a refrigerator but no TV is

Eleven percent of American children (ages 4 to 17) have Attention Deficient Hyperactivity Disorder (ADHD) according to the Center for Disease Control. Suppose six American children in this age group are randomly selected, is the probability that at least one has ADHD unusual? Eleven percent of American children (ages 4 to 17) have Attention Deficient Hyperactivity Disorder (ADHD) according to the Center for Disease Control. Suppose six American children in this age group are randomly selected, is the probability that at least one has ADHD unusual?  No, this probability is not unusual because it is more than 0.05.  Yes, this probability is unusual because it is more than 0.05.  No, this probability is not unusual because it is within 2 standard deviations of the mean.  Yes, this probability is unusual because it is not within 2 standard deviations of the mean.  No, this probability is not unusual because it is more than 0.01.

The survey by the National Center for Health Statistics further found that 49% of adults ages 25–29 had only a cell phone and no landline. We randomly select four 25–29-year-olds: a) What is the probability that all of these adults have a only a cell phone and no landline? b) What is the probability that none of these adults have only a cell phone and no landline? c) What is the probability that at least one of these adults has only a cell phone and no landline?