subject
Mathematics, 22.01.2020 04:31 jeanieb

The manager of a grocery store estimates that 74% of customers will make a purchase.

part a: how many customers should a cashier expect until he finds a customer that makes a purchase?

part b: what is the probability that a cashier 3 customers until he finds the first person to make a purchase?

ansver
Answers: 2

Another question on Mathematics

question
Mathematics, 21.06.2019 18:30
Icould really use some with this question.
Answers: 1
question
Mathematics, 21.06.2019 20:30
Acompany produces packets of soap powder labeled “giant size 32 ounces.” the actual weight of soap powder in such a box has a normal distribution with a mean of 33 oz and a standard deviation of 0.7 oz. to avoid having dissatisfied customers, the company says a box of soap is considered underweight if it weighs less than 32 oz. to avoid losing money, it labels the top 5% (the heaviest 5%) overweight. how heavy does a box have to be for it to be labeled overweight?
Answers: 3
question
Mathematics, 21.06.2019 22:00
Acaterer charges $500 plus $30 per guest to cater a wedding. walt and traci don't want to spend more than $8000 on catering. write and solve an inequality in terms of the number of guests, g, that can be invited. a) 30g ? 8000; g ? 267 b) 500g < 8000; g < 16 c) 500 + 30g < 8000; g < 250 d) 500 + 30g ? 8000; g ? 250
Answers: 1
question
Mathematics, 21.06.2019 23:00
Jim had 3,067.48 in his checking account he wrote a check to pay for two airplane tickets. his account now has 1,845.24.
Answers: 1
You know the right answer?
The manager of a grocery store estimates that 74% of customers will make a purchase.

par...
Questions
question
Mathematics, 27.01.2021 01:20
question
Mathematics, 27.01.2021 01:20
question
History, 27.01.2021 01:20
question
Mathematics, 27.01.2021 01:30