annual earnings (in dollars) of 35 randomly selected mi- ndard deviation, and (c) construct a 98% confidence inter 0,316 80,452 77,570 67,230 51,710 68,105 9,751 74,167 44,418 99,156 81,188 86,803 60,971 57,622 92,459 63,159 73,976 7,676 1,761 83,574 80,389 63,684 73,548 56,79 6,084 62,271 82,093
annual earnings (in dollars) of 35 randomly selected mi- ndard deviation, and (c) construct a 98% confidence inter 0,316 80,452 77,570 67,230 51,710 68,105 9,751 74,167 44,418 99,156 81,188 86,803 60,971 57,622 92,459 63,159 73,976 7,676 1,761 83,574 80,389 63,684 73,548 56,79 6,084 62,271 82,093
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
Topic Video
Question

Transcribed Image Text:The annual earnings (in dollars) of 35 randomly selected microbiologists are shown in the data table. Use the data to (a) find the sample mean, (b) find the sample
standard deviation, and (c) construct a 98% confidence interval for the population mean.
100,316 80,452
77,570
67,230
51,710
68,105
93,775
65,897 O
79,751
74,167
44,418
86,803
60,971
57,622 54,855 77,905
47,676
99,156
81,188
92,459
63,159
73,976
50,914
61,020
91,761
83,574
80,389
63,684
73,548
56,791
46,819
90,183
76,084
62,271
82,093
(a) Find the sample mean.
x =(Type an integer or decimal rounded to two decimal places as needed.)
(b) Find the sample standard deviation.
(Type an integer or decimal rounded to two decimal places as needed.)
(c) Construct a 98% confidence interval for the population mean.
Enter your answer in each of the answer boxes.
Expert Solution

This question has been solved!
Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.
Step by step
Solved in 4 steps

Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, statistics and related others by exploring similar questions and additional content below.Recommended textbooks for you

MATLAB: An Introduction with Applications
Statistics
ISBN:
9781119256830
Author:
Amos Gilat
Publisher:
John Wiley & Sons Inc

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
ISBN:
9781305504912
Author:
Frederick J Gravetter, Larry B. Wallnau
Publisher:
Cengage Learning

MATLAB: An Introduction with Applications
Statistics
ISBN:
9781119256830
Author:
Amos Gilat
Publisher:
John Wiley & Sons Inc

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
ISBN:
9781305504912
Author:
Frederick J Gravetter, Larry B. Wallnau
Publisher:
Cengage Learning

Elementary Statistics: Picturing the World (7th E…
Statistics
ISBN:
9780134683416
Author:
Ron Larson, Betsy Farber
Publisher:
PEARSON

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
Statistics
ISBN:
9781319013387
Author:
David S. Moore, George P. McCabe, Bruce A. Craig
Publisher:
W. H. Freeman