the same class. Show all necessary work and make graphs on a separate piece of graph paper or use technology. Attach graphs to the packet when you turn it in. 1. A random sample of 36 orders at a fast food restaurant was studied to determine the dollar amount (rounded to the nearest dollar) of the order. (Some orders included meals for more than one person.) The results were; 23 17 (11 3 3 3 3 3 3 3 3 * 4** 33 25 26 19 18 29 13 4 30 22 10 29 28 7 6 21 a) Make a box-and whisker plots for these data. Label the low and high values. Label the first and third quartiles and the median. b) Make a frequency table with six classes showing the class limits, class boundaries, frequencies, and cumulative frequencies. O O O O O Class Limits Class Boundaries 2-6 1.5-6.5 Frequency 6 Cumulative Frequency 7 6.5 11.5 8 .date od no 13- 16 11.5-16.5 7 17. 21 16.5-21.5 22-26 21.5-26.S 5 30 27-33 26.5-33.5 6 36 c) Make a histogram with 6 classes. d) Find a point estimate for the average dollar amount spent and find a 95% confidence interval for the average dollar amount of orders at this fast food restaurant. What does this confidence interval mean? (Use a complete sentence.) what That a 95% Confidence interval Means bel dubb
the same class. Show all necessary work and make graphs on a separate piece of graph paper or use technology. Attach graphs to the packet when you turn it in. 1. A random sample of 36 orders at a fast food restaurant was studied to determine the dollar amount (rounded to the nearest dollar) of the order. (Some orders included meals for more than one person.) The results were; 23 17 (11 3 3 3 3 3 3 3 3 * 4** 33 25 26 19 18 29 13 4 30 22 10 29 28 7 6 21 a) Make a box-and whisker plots for these data. Label the low and high values. Label the first and third quartiles and the median. b) Make a frequency table with six classes showing the class limits, class boundaries, frequencies, and cumulative frequencies. O O O O O Class Limits Class Boundaries 2-6 1.5-6.5 Frequency 6 Cumulative Frequency 7 6.5 11.5 8 .date od no 13- 16 11.5-16.5 7 17. 21 16.5-21.5 22-26 21.5-26.S 5 30 27-33 26.5-33.5 6 36 c) Make a histogram with 6 classes. d) Find a point estimate for the average dollar amount spent and find a 95% confidence interval for the average dollar amount of orders at this fast food restaurant. What does this confidence interval mean? (Use a complete sentence.) what That a 95% Confidence interval Means bel dubb
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
Transcribed Image Text:the same class. Show all necessary work and make graphs on a separate piece of graph
paper or use technology. Attach graphs to the packet when you turn it in.
1. A random sample of 36 orders at a fast food restaurant was studied to determine the dollar amount
(rounded to the nearest dollar) of the order. (Some orders included meals for more than one person.) The
results were;
23 17
(11
3 3 3 3 3 3 3 3 * 4**
33
25
26
19
18
29
13
4
30 22 10
29
28
7
6
21
a) Make a box-and whisker plots for these data. Label the low and high values. Label the first and
third quartiles and the median.
b) Make a frequency table with six classes showing the class limits, class boundaries,
frequencies, and cumulative frequencies.
O O O O O
Class Limits
Class Boundaries
2-6
1.5-6.5
Frequency
6
Cumulative Frequency
7
6.5
11.5
8
.date
od no
13- 16
11.5-16.5
7
17.
21
16.5-21.5
22-26
21.5-26.S
5
30
27-33 26.5-33.5
6
36
c) Make a histogram with 6 classes.
d) Find a point estimate for the average dollar amount spent and find a 95% confidence interval for the average
dollar amount of orders at this fast food restaurant.
What does this confidence interval mean? (Use a complete sentence.)
what
That
a
95% Confidence interval Means
bel dubb
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