Math
posted by Toni .
From experience, the manager of Kramer's Book Mart knows that 30% of the people who are browsing in the store will make a purchase. What is the probability that among ten people who are browsing in the store at least seven will make a purchase?(round answer to four decimal places)
Respond to this Question
Similar Questions

Statistics
John runs a computer software store. Yesterday he counted 127 people whwo walked by his store, 58 of whom came into the store. OF the 58, only 25 bought something in the store. A. What is probability that a person who walks by the … 
MATH
From experience, the manager of Kramer's Book Mart knows that 40% of the people who are browsing in the store will make a purchase. What is the probability that among ten people who are browsing in the store, at least four will make … 
Binomial Math
From experience, the manager of Kramer's Book Mart knows that 40% of the people who are browsing in the store will make a purchase. What is the probability that among ten people who are browsing in the store, at least five will make … 
algebra
To determine what people like to do in their leisure time, the customers of a music store are surveyed. Of these, 85% said that they like to listen to music, so the store manager concludes that most people like to listen to music in … 
math, HELP ME PLEASE!!
T determine what people like to do in their leisure time, the customers os a music store are surveyed. Of these, 85% said that they like to listen to music, so the store manager concludes that most people like to listen to music during … 
math
From experience, the manager of Kramer's Book Mart knows that 33% of the people who are browsing in the store will make a purchase. What is the probability that among 9 people who are browsing in the store, at least 6 will make a purchase? 
math
for a store contest 4 out of every 65 people who visit the store will receive a freee dvd if 455 people visit the store how many dvds were given away 
math
a store manager is accipting applications for part time workers. He can hire no more than 14 people. So far he has hired 9 people. Write and solve an inequality to determine how many more people the manager can hire 
statistics
From experience, the manager of a bookstore knows that 40% of the people browsing in his store will make a purchase. If on a certain day, 360 people come into the store a) what is the probability that exactly 144 of them make a purchase? 
MATH
From experience, the manager of Kramer's Book Mart knows that 50% of the people who are browsing in the store will make a purchase. What is the probability that among ten people who are browsing in the store, at least two will make …