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Example 1.19 In a fifth grade class, the teacher was interested In the average age and the sample standard deviation of the ages of her students. The following data are the ages for a ! SAMPLE of n = 20 fifth grade students. The ages are rounded to the nearest half year: %3D %3D 19; 9.5; 9.5; 10; 10; 10; 10; 10.5; 10.5; 10.5; 10.5; 11; 11; 11; 11; 11; 11; 11.5; 11.5; 11.5; %3D %3D 3D Determine the standard devlation of the gasoline consumption in Example 1.2. Example 1.20-B升 マ#15 Gasoline Consumption In miles/ gallon Tally No. of cars (f requency.f) Relative Frequency 22.5-22.9 %3D 0.050 23.0 - 23.4 II 0.075 23.5-23.9 0.175 24.0-24.4 0.200 24.5-24.9 TH-TH-1II 14 0.350 25.0 - 25.4 0.125 25.5-25.9 0.025 sum 40 1.000

Example 1.19 In a fifth grade class, the teacher was interested In the average age and the sample standard deviation of the ages of her students. The following data are the ages for a ! SAMPLE of n = 20 fifth grade students. The ages are rounded to the nearest half year: %3D %3D 19; 9.5; 9.5; 10; 10; 10; 10; 10.5; 10.5; 10.5; 10.5; 11; 11; 11; 11; 11; 11; 11.5; 11.5; 11.5; %3D %3D 3D Determine the standard devlation of the gasoline consumption in Example 1.2. Example 1.20-B升 マ#15 Gasoline Consumption In miles/ gallon Tally No. of cars (f requency.f) Relative Frequency 22.5-22.9 %3D 0.050 23.0 - 23.4 II 0.075 23.5-23.9 0.175 24.0-24.4 0.200 24.5-24.9 TH-TH-1II 14 0.350 25.0 - 25.4 0.125 25.5-25.9 0.025 sum 40 1.000

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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PLEASE SOLVE EXAMPLE 1.20 ONLY

PLEASE SOLVE EXAMPLE 1.20 ONLY

PLEASE SOLVE EXAMPLE 1.20 ONLY

!Example 1.19 In a fifth grade class, the teacher was interested In the average age and the sample standard deviation of the ages of her students. The following data are the ages for a ! SAMPLE of n = 20 fifth grade students. The ages are rounded to the nearest half year: %3D %3D 19; 9.5; 9.5; 10; 10; 10; 10; 10.5; 10.5; 10.5; 10.5; 11; 11; 11; 11; 11; 11; 11.5; 11.5; 11.5; B社リ9 %3D %3D 3D Determine the standard devlation of the gasoline consumption in Example 1.2. Example 1.20 - PS # # 15 Gasoline Consumption In miles/ gallon Tally No. of cars (I requency.f) Relative Frequency 22.5-22.9 %3D 0.050 23.0 - 23.4 II 0.075 23.5-23.9 0.175 24.0-24.4 T-1II 0.200 24.5-24.9 14 0.350 25.0- 25.4 TTH 0.125 25.5-25.9 0.025 sum 40 1.000
Transcribed Image Text:!Example 1.19 In a fifth grade class, the teacher was interested In the average age and the sample standard deviation of the ages of her students. The following data are the ages for a ! SAMPLE of n = 20 fifth grade students. The ages are rounded to the nearest half year: %3D %3D 19; 9.5; 9.5; 10; 10; 10; 10; 10.5; 10.5; 10.5; 10.5; 11; 11; 11; 11; 11; 11; 11.5; 11.5; 11.5; B社リ9 %3D %3D 3D Determine the standard devlation of the gasoline consumption in Example 1.2. Example 1.20 - PS # # 15 Gasoline Consumption In miles/ gallon Tally No. of cars (I requency.f) Relative Frequency 22.5-22.9 %3D 0.050 23.0 - 23.4 II 0.075 23.5-23.9 0.175 24.0-24.4 T-1II 0.200 24.5-24.9 14 0.350 25.0- 25.4 TTH 0.125 25.5-25.9 0.025 sum 40 1.000
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