$131.3600. g. For part e) and f), is the assumption of normal necessary? O NoO Yes h. The owner of Don Mcalds gives a coupon for a free sundae to the 2% of all groups of 16 people who spend the most money. At least how much must a group of 16 spend in total to get the free sundae? $
$131.3600. g. For part e) and f), is the assumption of normal necessary? O NoO Yes h. The owner of Don Mcalds gives a coupon for a free sundae to the 2% of all groups of 16 people who spend the most money. At least how much must a group of 16 spend in total to get the free sundae? $
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
Related questions
Question
please answer the last 2 parts (g. and h.)
![The average amount of money that people spend at Don Mcalds fast food place is $7.6400
with a standard deviation of $1.6800. 16 customers are randomly selected. Please answer
the following questions, and round all answers to 4 decimal places where possible and
assume a normal distribution.
a. What is the distribution of X? X - N(
b. What is the distribution of T? T - N(
c. What is the distribution of r? > x - N(
d. What is the probability that one randomly selected customer will spend more than
$8.2100?
e. For the 16 customers, find the probability that their average spent is less than
$8.2100.
f. Find the probability that the randomly selected 16 customers will spend more than
$131.3600.
g. For part e) and f), is the assumption of normal necessary? O NoO Yes
h. The owner of Don Mcalds gives a coupon for a free sundae to the 2% of all groups of
16 people who spend the most money. At least how much must a group of 16 spend
in total to get the free sundae? $](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fa4cbdcd8-71de-429b-b001-27d54b327ca5%2F096b6787-761f-4efc-a707-61304e8ad5b6%2F8358u4f_processed.png&w=3840&q=75)
Transcribed Image Text:The average amount of money that people spend at Don Mcalds fast food place is $7.6400
with a standard deviation of $1.6800. 16 customers are randomly selected. Please answer
the following questions, and round all answers to 4 decimal places where possible and
assume a normal distribution.
a. What is the distribution of X? X - N(
b. What is the distribution of T? T - N(
c. What is the distribution of r? > x - N(
d. What is the probability that one randomly selected customer will spend more than
$8.2100?
e. For the 16 customers, find the probability that their average spent is less than
$8.2100.
f. Find the probability that the randomly selected 16 customers will spend more than
$131.3600.
g. For part e) and f), is the assumption of normal necessary? O NoO Yes
h. The owner of Don Mcalds gives a coupon for a free sundae to the 2% of all groups of
16 people who spend the most money. At least how much must a group of 16 spend
in total to get the free sundae? $
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