Question
In a recent survey, 40% indicated chocolate was their favourite flavour of ice cream. Suppose that we select a sample of 6 people and ask
In a recent survey, 40% indicated chocolate was their favourite flavour of ice cream. Suppose that we select a sample of 6 people and ask them to name their favourite flavour of ice cream. Based on the above answer the following questions. a) What is the expected number of people from the sample that will name chocolate? (Round your answer to 2 decimal places as needed) ANSWER:
b) The of number of people from the sample that will name chocolate is a random variable. What is the variance of this variable? (Round your answer to 2 decimal places as needed) ANSWER:
c) What is the probability exactly 1 of those in the sample name chocolate? (Round your answer to 4 decimal places as needed) ANSWER:
d) What is the probability that 1 or more in the sample name chocolate? (Round your answer to 4 decimal places as needed) ANSWER:
Step by Step Solution
There are 3 Steps involved in it
Step: 1
Get Instant Access to Expert-Tailored Solutions
See step-by-step solutions with expert insights and AI powered tools for academic success
Step: 2
Step: 3
Ace Your Homework with AI
Get the answers you need in no time with our AI-driven, step-by-step assistance
Get Started