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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 interw the population mean. 99,47,1 80,378 78,285 67,691 51,192 67,290 94,232 66,518 44,884 86,756 60,662 57,347 55,183 78,514 81,254 92,920 63,386 74,546 51,034 60,243 56,712 46,793 89,237 79,092 73,443 47,439 99,569 92,164 84,040 80,124 64,225 73,958 76,053 61,775 82,751 ..... (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 ari 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 interw the population mean. 99,47,1 80,378 78,285 67,691 51,192 67,290 94,232 66,518 44,884 86,756 60,662 57,347 55,183 78,514 81,254 92,920 63,386 74,546 51,034 60,243 56,712 46,793 89,237 79,092 73,443 47,439 99,569 92,164 84,040 80,124 64,225 73,958 76,053 61,775 82,751 ..... (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 ari 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)

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 19PFA
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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. 99,47,1 80,378 78,285 67,691 51,192 67,290 94,232 66.518 O 79,092 73,443 44,884 86,756 60,662 57,347 55,183 78,514 47,439 99,569 81,254 92,920 63,386 73,958 74,546 51,034 60,243 92,164 84,040 80,124 64,225 56,712 46,793 89,237 76,053 61,775 82,751 (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.)
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. 99,47,1 80,378 78,285 67,691 51,192 67,290 94,232 66.518 O 79,092 73,443 44,884 86,756 60,662 57,347 55,183 78,514 47,439 99,569 81,254 92,920 63,386 73,958 74,546 51,034 60,243 92,164 84,040 80,124 64,225 56,712 46,793 89,237 76,053 61,775 82,751 (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.)
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