grees. Use a = 0.05. The sample size restriction for this test is: O None needed since population is normally distributed O Need at least 5 successes and 5 failures O Need n > 30 The hypotheses are: O Ho:p 2 0.35; Ha:p < 0.35 O Ho:p < 0.35; Ha:p> 0.35 O Ho:u <0.35; Ha:u > 0.35 O Ho:u = 0.35; Ha:u + 0.35 %3D Ho:u 2 0.35; Ha:u < 0.35 O Ho:p 0.35; Ha:p # 0.35 2. This is a O twoO leftO right tailed test and the distribution used OZ since testing a proportion Z since a known OT since a not known The Degrees of Freedom are N/A since this is a Z-test 81 80 3. The STS (round to 3 decimals) is:

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Author:Amos Gilat
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Test the claim that the proportion of days that temperature (in degrees F) in Santa Maria exceeds 68
degrees is more than 0.35. A random sample of 81 days yields 30 days in which the temperature exceeds 68
degrees. Use a = 0.05.
1. The sample size restriction for this test is:
O None needed since population is normally distributed
O Need at least 5 successes and 5 failures
O Need n > 30
ine
The hypotheses are:
О Но:р > 0.35; На:р < 0.35
О Но:р < 0.35%;B На:р > 0.35
O Ho:u < 0.35; Ha:u > 0.35
er
Ho:u = 0.35; Ha:u + 0.35
O Ho:u 2 0.35; Ha: u < 0.35
Proctor
O Ho:p = 0.35; Ha:p 0.35
om
2. This is a O twoO leftO right tailed test and the distribution used is
OZ since testing a proportion
Oz since o known
OT since o not known
The Degrees of Freedom are
ON/A since this is a Z-test
O 81
O 80
3. The STS (round to 3 decimals) is:
MacBook Air
44
80
00
F6
F8
7
8.
*co
Transcribed Image Text:Test the claim that the proportion of days that temperature (in degrees F) in Santa Maria exceeds 68 degrees is more than 0.35. A random sample of 81 days yields 30 days in which the temperature exceeds 68 degrees. Use a = 0.05. 1. The sample size restriction for this test is: O None needed since population is normally distributed O Need at least 5 successes and 5 failures O Need n > 30 ine The hypotheses are: О Но:р > 0.35; На:р < 0.35 О Но:р < 0.35%;B На:р > 0.35 O Ho:u < 0.35; Ha:u > 0.35 er Ho:u = 0.35; Ha:u + 0.35 O Ho:u 2 0.35; Ha: u < 0.35 Proctor O Ho:p = 0.35; Ha:p 0.35 om 2. This is a O twoO leftO right tailed test and the distribution used is OZ since testing a proportion Oz since o known OT since o not known The Degrees of Freedom are ON/A since this is a Z-test O 81 O 80 3. The STS (round to 3 decimals) is: MacBook Air 44 80 00 F6 F8 7 8. *co
3. The STS (round to 3 decimals) is:
The P-value (round to 4 decimals) is:
4. The decision at a = 0.05 is:
O Do not reject Ho since P < a
O Do not reject Ho since P> a
O Reject Ho since P< a
O Reject Ho since P > a
The conclusion is:
O There is insufficient evidence to conclude that the proportion of days temperature in Santa Maria
exceeds 68 is not more than 0.35
O There is insufficient evidence to conclude that the proportion of days temperature in Santa Maria
exceeds 68 is more than 0.35
O There is sufficient to conclude that the proportion of days temperature in Santa Maria exceeds 68 is
not more than 0,35
O There is sufficient evidence to conclude that the proportion of days the temperature in Santa Maria
exceeds 68 is more than 0.35
Submit Question
MacBook Air
80
70000
44
A>
F9
F10
%23
24
&
*
2
3
4.
5
6
7
8.
RI
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Transcribed Image Text:3. The STS (round to 3 decimals) is: The P-value (round to 4 decimals) is: 4. The decision at a = 0.05 is: O Do not reject Ho since P < a O Do not reject Ho since P> a O Reject Ho since P< a O Reject Ho since P > a The conclusion is: O There is insufficient evidence to conclude that the proportion of days temperature in Santa Maria exceeds 68 is not more than 0.35 O There is insufficient evidence to conclude that the proportion of days temperature in Santa Maria exceeds 68 is more than 0.35 O There is sufficient to conclude that the proportion of days temperature in Santa Maria exceeds 68 is not more than 0,35 O There is sufficient evidence to conclude that the proportion of days the temperature in Santa Maria exceeds 68 is more than 0.35 Submit Question MacBook Air 80 70000 44 A> F9 F10 %23 24 & * 2 3 4. 5 6 7 8. RI D K
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