Test the claim that the mean GPA of night students is smaller than 3.3 at the .025 significance level. The null and alternative hypothesis would be: H0:μ=3.3 H1:μ≠3.3   H0:p=0.825 H1:p≠0.825   H0:μ=3.3 H1:μ<3.3   H0:p=0.825 H1:p<0.825   H0:μ=3.3 H1:μ>3.3   H0:p=0.825 H1:p>0.825   The test is: two-tailed right-tailed left-tailed Based on a sample of 80 people, the sample mean GPA was 3.28 with a standard deviation of 0.08 The test statistic is: (to 2 decimals) The critical value is: (to 2 decimals) Based on this we: Fail to reject the null hypothesis Reject the null hypothesis

Q: Test the claim that the mean GPA of night students is smaller than 2.2 at the 0.005 significance…

A: Given: x¯=2.18s=0.06n=20 Hypothesis: Null hypothesis: H0: μ≥2.2Alternative hypothesis: H1: μ&lt;2.2…

Q: Based on a sample of 65 men, 17651765 of the men owned cats The test statistic is: z=z= (to 2…

A:

Q: Test the claim that the proportion of people who own cats is larger than 50% at the 0.10…

A: The provided information are: Population proportion (p) = 50% = 0.50 Sample proportion (p̂) = 53% =…

Q: Test the claim that the mean GPA of night students is smaller than 2.2 at the 0.025 significance…

A: Given that : μ = 2.2 n = 40 X- = 2.16 By using one sample mean test hypothesis to solve this…

Q: Test the claim that the mean GPA of night students is smaller than 3.2 at the 0.05 significance…

A: given data sample size (n) = 55sample mean ( x¯ ) = 3.16sample standard deviation (s) =0.06claim : μ…

Q: Test the claim that the proportion of people who own cats is larger than 90% at the 0.01…

A:

Q: The null and alternative hypothesis would be:   H0:p=0.1H0:p=0.1 H1:p≠0.1H1:p≠0.1 H0:μ≥0.1H0:μ≥0.1…

A:

Q: Test the claim that the proportion of people who own cats is larger than 20% at the 0.025…

A: Given information- Population proportion, p = 0.20 Sample size, n = 400 Significance level, α =…

Q: Test the claim that the proportion of people who own cats is smaller than 10% at the 0.05…

A: From the given information we want to know null alternative and p Value.

Q: Test the claim that the proportion of people who own cats is larger than 20% at the 0.01…

A: Given population proportion p=20%=0.20 , level of significance ɑ=0.01, n=700, p^=27% =0.27

Q: Test the claim that the proportion of people who own cats is smaller than 90% at the 0.01…

A: State the hypotheses. Correct option: Option 2     Determine the tail of the test used.   The tail…

Q: Test the claim that the mean GPA of night students is significantly different than 2.1 at the 0.01…

A: Let μ denotes the population mean GPA of night students. The claim of the test is that the mean GPA…

Q: Test the claim that the mean GPA of night students is larger than 2.4 at the 0.10 significance…

A:

Q: Test the claim that the proportion of people who own cats is larger than 50% at the 0.01…

A: we have given that sample size n=100 , sample proportion p^=55%=0.55 and population proportion P=0.5

Q: Test the claim that the mean GPA of night students is significantly different than 2.3 at the 0.1…

A:

Q: Test the claim that the proportion of people who own cats is smaller than 70% at the .01…

A:

Q: Test the claim that the proportion of men who own cats is smaller than 20% at the .01 significance…

A: Givenclaim is that the proportion of men who own cats is smaller than 20%significance…

Q: that the proportion of people who own cats is significantly different than 20%

A: Given : n=200 , p-hat=0.18 , p0=0.20 , α=0.2 Here , we want to test the claim that the proportion of…

Q: Test the claim that the proportion of men who own cats is larger than 20% at the .005 significance…

A: Denote p as the true proportion of men who own cats.

Q: Test the claim that the mean GPA of night students is larger than 2.2 at the 0.025 significance…

A: The test hypotheses are: Null hypothesis: H0: μ ≤ 2.2 Alternative hypothesis: H1: μ &gt; 2.2

Q: he claim that the proportion of people who own cats is smaller than 70% at the 0.05 significance…

A: The null and alternative hypothesis would be:   H0:p≥0.7H1:p&lt;0.7   This corresponds to a…

Q: est the claim that the mean GPA of night students is larger than 2.5 at the .025 significance level.…

A: n = 30 , df = n-1 = 29

Q: Test the claim that the proportion of people who own cats is significantly different than 70% at the…

A: From the provided information, The population proportion (p) = 0.70 The level of significance (α) =…

Q: Test the claim that the proportion of people who own cats is larger than 20% at the 0.05…

A: State the hypotheses. That is, there is no evidence that the true proportion of people who own cats…

Q: Test the claim that the proportion of people who own cats is larger than 70% at the 0.10…

A: we have given that  the sample size (N)=400   , population proportion (p) =0.70  and sample…

Q: Test the claim that the proportion of people who own cats is larger than 20% at the 0.10…

A: From the provided information, Sample size (n) = 700 Sample proportion (p̂) = 0.26 Level of…

Q: Test the claim that the proportion of people who own cats is significantly different than 50% at the…

A: Population proportion = p₀ = 0.5 Sample proportion = p̂ = 0.43

Q: Test the claim that the mean GPA of night students is larger than 3.2 at the 0.025 significance…

A: Consider that μ is the mean GPA of all night students.

Q: Test the claim that the mean GPA of night students is larger than 2.1 at the 0.025 significance…

A: Given Mu=2.1 Mean=2.13 Standard deviations=0.04 n=65

Q: Test the claim that the proportion of men who own cats is significantly different than 60% at the…

A:

Q: Test the claim that the mean GPA of night students is smaller than 2.6 at the 0.01 significance…

A: From the provided information, Sample size (n) = 80 Sample mean (x̄) = 2.59 Sample standard…

Q: Test the claim that the proportion of people who own cats is larger than 60% at the 0.05…

A: See the handwritten solution

Q: null and alternative hypothesis would be

A: Here , we want to test the claim that the proportion of men who own cats is significantly different…

Q: Test the claim that the proportion of people who own cats is significantly different than 80% at the…

A: Here, the claim is that the proportion of people who own cats is significantly different than…

Q: Test the claim that the mean GPA of night students is significantly different than 3.1 at the 0.1…

A:

Q: Test the claim that the proportion of people who own cats is larger than 20% at the 0.01…

A: From the provided information, Sample size (n) = 700 From which 27% owned cats that is Sample…

Q: Test the claim that the proportion of men who own cats is larger than 30% at the .025 significance…

A: Given: Sample size, n=65 Population proportion, p=0.30 Sample proportion, p^= 0.39  Level of…

Q: Test the claim that the proportion of people who own cats is significantly different than 40% at the…

A: It is given that:

Q: Test the claim that the proportion of people who own cats is smaller than 90% at the 0.025…

A:

Q: Test the claim that the mean GPA of night students is smaller than the mean GPA of day students at…

A: From the provided information,

Q: Test the claim that the mean GPA of night students is smaller than 3.1 at the 0.01 significance…

A: Assume that μ is the population mean GPA of night students.

Q: Test the claim that the mean GPA of night students is smaller than 2.4 at the 0.01 significance…

A: Sample size n =80 Sample mean =2.37 Standard deviation = 0.07 Level of significance =alpha =0.01

Q: Test the claim that the proportion of people who own cats is larger than 70% at the 0.025…

A:

Q: Test the claim that the proportion of men who own cats is smaller than the proportion of women who…

A:

Q: Test the claim that the proportion of people who own cats is significantly different than 20% at the…

A: Introduction: Denote p as the true proportion of people who own cats.

2-Proportion Test

In a 2-proportion test, two separate proportions are measured at the same time, and their similarity is evaluated. It is also known as a 2-proportion z-test, and a comparison of two different proportions is done in this method.