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. 99,622 80,705 77,853 67,971 51,119 67,478 93,716 66,516 D 78,986 74,124 44,855 86,376 61,295 57,675 55,113 78,511 47,643 98,479 80,850 92,061 63,978 74,498 50,671 60,987 91,347 83,543 79,750 63,574 74,265 56,945 47,259 89,787 75,755 61,528 82,744 (a) Find the sample mean. x = (Type an integer or decimal rounded to two decimal places as needed.) (b) Find the sample standard deviation. s = (Type an integer or decimal rounded to two decimal places as needed.) (c) Construct a 98% confidence interval for the population mean. (Round to the nearest integer as needed.)
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. 99,622 80,705 77,853 67,971 51,119 67,478 93,716 66,516 D 78,986 74,124 44,855 86,376 61,295 57,675 55,113 78,511 47,643 98,479 80,850 92,061 63,978 74,498 50,671 60,987 91,347 83,543 79,750 63,574 74,265 56,945 47,259 89,787 75,755 61,528 82,744 (a) Find the sample mean. x = (Type an integer or decimal rounded to two decimal places as needed.) (b) Find the sample standard deviation. s = (Type an integer or decimal rounded to two decimal places as needed.) (c) Construct a 98% confidence interval for the population mean. (Round to the nearest integer as needed.)
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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