"Trydint" bubble-gum company claims that 4 out of 10 people prefer their gum to "Eklypse". Test their claim at the 99 confidence level. The null and alternative hypothesis in symbols would be: Ho: p = 0.4 H₁:p #0.4 Ho:μ = 0.4 H₁:μ = 0.4 Ο Ho: μ < 0.4 H :μ > 0.4 O Ho:p ≤ 0.4 H₁:p> 0.4 O Ho:p ≥ 0.4 H₁:p <0.4 Ο Ho: μ 2 0.4 H :μ < 0.4 The null hypothesis in words would be: The proportion of all people that prefer Trydint gum is less than 0.4. O The average of people that prefer Trydint gum is 0.4. O The proportion of all people that prefer Trydint gum is greater than 0.4. The proportion of people in a sample that prefer Trydint gum is not 0.4 O The average of people that prefer Trydint gum is not 0.4. The proportion of all people that prefer Trydint gum is 0.4 O The proportion of people in a sample that prefers Trydint gum is 0.4. Based on a sample of 440 people, 154 said they prefer "Trydint" gum to "Eklypse". The point estimate is: 0.352 o(to 3 decimals) The 99% confidence interval is: to (to 3 decimals)

Calculus For The Life Sciences
2nd Edition
ISBN:9780321964038
Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Chapter13: Probability And Calculus
Section13.2: Expected Value And Variance Of Continuous Random Variables
Problem 10E
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"Trydint" bubble-gum company claims that 4 out of 10 people prefer their gum to "Eklypse". Test their claim
at the 99 confidence level.
The null and alternative hypothesis in symbols would be:
Ho: p = 0.4
H₁: p = 0.4
8€
Ho:μ = 0.4
H₁:μ 0.4
Ho: ≤ 0.4
H : μ > 0.4
O Ho: p ≤ 0.4
H₁:p> 0.4
○ Ho:p ≥ 0.4
H₁:p < 0.4
Ho: μ 2 0.4
H :μ < 0.4
The null hypothesis in words would be:
The proportion of all people that prefer Trydint gum is less than 0.4.
The average of people that prefer Trydint gum is 0.4.
The proportion of all people that prefer Trydint gum is greater than 0.4.
The proportion of people in a sample that prefer Trydint gum is not 0.4
The average of people that prefer Trydint gum is not 0.4.
The proportion of all people that prefer Trydint gum is 0.4
The proportion of people in a sample that prefers Trydint gum is 0.4.
Based on a sample of 440 people, 154 said they prefer "Trydint" gum to "Eklypse".
The point estimate is: 0.352
0 (to 3 decimals)
The 99% confidence interval is:
to
(to 3 decimals)
Transcribed Image Text:"Trydint" bubble-gum company claims that 4 out of 10 people prefer their gum to "Eklypse". Test their claim at the 99 confidence level. The null and alternative hypothesis in symbols would be: Ho: p = 0.4 H₁: p = 0.4 8€ Ho:μ = 0.4 H₁:μ 0.4 Ho: ≤ 0.4 H : μ > 0.4 O Ho: p ≤ 0.4 H₁:p> 0.4 ○ Ho:p ≥ 0.4 H₁:p < 0.4 Ho: μ 2 0.4 H :μ < 0.4 The null hypothesis in words would be: The proportion of all people that prefer Trydint gum is less than 0.4. The average of people that prefer Trydint gum is 0.4. The proportion of all people that prefer Trydint gum is greater than 0.4. The proportion of people in a sample that prefer Trydint gum is not 0.4 The average of people that prefer Trydint gum is not 0.4. The proportion of all people that prefer Trydint gum is 0.4 The proportion of people in a sample that prefers Trydint gum is 0.4. Based on a sample of 440 people, 154 said they prefer "Trydint" gum to "Eklypse". The point estimate is: 0.352 0 (to 3 decimals) The 99% confidence interval is: to (to 3 decimals)
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ISBN:
9780321964038
Author:
GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:
Pearson Addison Wesley,