5) The marketing director of Sea World was concerned about the effectiveness of a recent advertising campaign. The Director recorded the advertising cost and the number of tickets sold in the last eight months. The data is shown in the table below ad was sorted in ascending order by advertising cost. 60.86 61.53 68.8 68.84 72.19 72.46 73.77 79.44 Advertising cost, in thousands USD (x) Number of tickets sold, in 2.86 1.62 2.37 1.75 1.78 2.48 2.97 1.04 thousands (y) a) Create a box-whisker diagram for each data set and describe the distribution. b) i) What is the median tickets sold. x ii) What is the mean cost to the park. 69.736 iii) What is the interquartile range of the advertising cost. X Suppose the number of tickets sold varies linearly with the advertising cost. c) Find the Pearson's product moment correlation coefficient, r, for this data. d) Find the equation of the regression line y on x. x x c) The Marketing Director decides to spend $75000 on advertising next month. Use the equation of the regression line found in part (c) to estimate the number of tickets sold next month. Round your answer to the nearest hundred.

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
icon
Related questions
Question

Can anyone help with this please? I need it at the latest 5:00 CST. Thank you very much.

5) The marketing director of Sea World was concerned about the effectiveness of a recent
advertising campaign. The Director recorded the advertising cost and the number of tickets sold
in the last eight months. The data is shown in the table below ad was sorted in ascending order
by advertising cost.
60.86 61.53 68.8 68.84 72.19 72.46 73.77 79.44
Advertising cost, in thousands
USD (x)
Number of tickets sold, in
2.86 1.62 2.37 1.75 1.78 2.48 2.97 1.04
thousands (y)
a) Create a box - whisker diagram for each data set and describe the distribution.
2.dl
f
i) What is the median tickets sold.
765
x
ii) What is the mean cost to the park.69.736
iii) What is the interquartile range of the advertising cost.
X
Suppose the number of tickets sold varies linearly with the advertising cost.
c) Find the Pearson's product moment correlation coefficient, r, for this data.
stat catulations
d) Find the equation of the regression line y on x.
X
x
c) The Marketing Director decides to spend $75000 on advertising next month. Use the
equation of the regression line found in part (c) to estimate the number of tickets sold
next month. Round your answer to the nearest hundred.
b)
7
Transcribed Image Text:5) The marketing director of Sea World was concerned about the effectiveness of a recent advertising campaign. The Director recorded the advertising cost and the number of tickets sold in the last eight months. The data is shown in the table below ad was sorted in ascending order by advertising cost. 60.86 61.53 68.8 68.84 72.19 72.46 73.77 79.44 Advertising cost, in thousands USD (x) Number of tickets sold, in 2.86 1.62 2.37 1.75 1.78 2.48 2.97 1.04 thousands (y) a) Create a box - whisker diagram for each data set and describe the distribution. 2.dl f i) What is the median tickets sold. 765 x ii) What is the mean cost to the park.69.736 iii) What is the interquartile range of the advertising cost. X Suppose the number of tickets sold varies linearly with the advertising cost. c) Find the Pearson's product moment correlation coefficient, r, for this data. stat catulations d) Find the equation of the regression line y on x. X x c) The Marketing Director decides to spend $75000 on advertising next month. Use the equation of the regression line found in part (c) to estimate the number of tickets sold next month. Round your answer to the nearest hundred. b) 7
Expert Solution
trending now

Trending now

This is a popular solution!

steps

Step by step

Solved in 2 steps with 3 images

Blurred answer
Recommended textbooks for you
MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
Statistics
ISBN:
9781119256830
Author:
Amos Gilat
Publisher:
John Wiley & Sons Inc
Probability and Statistics for Engineering and th…
Probability and Statistics for Engineering and th…
Statistics
ISBN:
9781305251809
Author:
Jay L. Devore
Publisher:
Cengage Learning
Statistics for The Behavioral Sciences (MindTap C…
Statistics for The Behavioral Sciences (MindTap C…
Statistics
ISBN:
9781305504912
Author:
Frederick J Gravetter, Larry B. Wallnau
Publisher:
Cengage Learning
Elementary Statistics: Picturing the World (7th E…
Elementary Statistics: Picturing the World (7th E…
Statistics
ISBN:
9780134683416
Author:
Ron Larson, Betsy Farber
Publisher:
PEARSON
The Basic Practice of Statistics
The Basic Practice of Statistics
Statistics
ISBN:
9781319042578
Author:
David S. Moore, William I. Notz, Michael A. Fligner
Publisher:
W. H. Freeman
Introduction to the Practice of Statistics
Introduction to the Practice of Statistics
Statistics
ISBN:
9781319013387
Author:
David S. Moore, George P. McCabe, Bruce A. Craig
Publisher:
W. H. Freeman