Suppose we want to know whether or not the mean weight between two different species of turtles is equal. Since it is impossible to weight all turtles, you will collect a random sample of turtles for each population group of species. To test this, you need to perform a two sample t-test at significance level of a = 0.05 using the following information below: Sample 1: Sample 2: Sample size n₁ = 40 Sample mean weight, = 300 Sample standard deviation s₁ = 18.5 • Sample size n₂ = 38 · ● Sample mean weight 2 = 305 Sample standard deviation S₂ = 16.7

Big Ideas Math A Bridge To Success Algebra 1: Student Edition 2015
1st Edition
ISBN:9781680331141
Author:HOUGHTON MIFFLIN HARCOURT
Publisher:HOUGHTON MIFFLIN HARCOURT
Chapter11: Data Analysis And Displays
Section11.3: Shapes Of Distributions
Problem 20E
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Task #2 (Hypothesis Testing
Suppose we want to know whether or not the mean weight between two different species of turtles is
equal. Since it is impossible to weight all turtles, you will collect a random sample of turtles for each
population group of species. To test this, you need to perform a two sample t-test at significance level of
a = 0.05 using the following information below:
Sample 1:
●
Sample 2:
Sample size n₁ = 40
Sample mean weight, = 300
Sample standard deviation s₁ = 18.5
. Sample size n₂ = 38
·
●
Sample mean weight 2 = 305
Sample standard deviation s₂ = 16.7
Transcribed Image Text:Task #2 (Hypothesis Testing Suppose we want to know whether or not the mean weight between two different species of turtles is equal. Since it is impossible to weight all turtles, you will collect a random sample of turtles for each population group of species. To test this, you need to perform a two sample t-test at significance level of a = 0.05 using the following information below: Sample 1: ● Sample 2: Sample size n₁ = 40 Sample mean weight, = 300 Sample standard deviation s₁ = 18.5 . Sample size n₂ = 38 · ● Sample mean weight 2 = 305 Sample standard deviation s₂ = 16.7
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