Test the claim that the proportion of people who own cats is larger than 40% at the 0.025 significance level. The null and alternative hypothesis would be:   H0:p≤0.4 Ha:p>0.4   H0:μ≤0.4 Ha:μ>0.4   H0:p=0.4 Ha:p≠0.4   H0:μ=0.4 Ha:μ≠0.4   H0:p≥0.4 Ha:p<0.4   H0:μ≥0.4 Ha:μ<0.4     The test is:   right-tailed two-tailed left-tailed Based on a sample of 100 people, 49% owned cats The test statistic is: (Round to 2 decimals) The p-value is: (Round to 2 decimals) Based on this we: Do not 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: Test the claim that the mean GPA of night students is significantly different than 2.9 at the 0.2…

A: Solution: Let X be the GPA of night students. From the given information, x-bar = 2.85, S=0.04 and…

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 larger than 70% at the 0.10…

A: Given, The proportion of people who own cats is larger than 70% at the 0.10 significance level.…

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 proportion of people who own cats is smaller than 20% at the 0.005…

A:

Q: Test the claim that the mean GPA of night students is significantly different than 2.9 at the 0.2…

A: Given data Claim that the mean GPA of night students is significantly different than 2.9…

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 proportion of men who own cats is smaller than 70% at the 0.01 significance…

A:

Q: Test the claim that the proportion of people who own cats is smaller than 10% at the 0.025…

A:

Q: Test the claim that the mean GPA of night students is significantly different than 2.4 at the 0.1…

A: Here we use Z test

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

A:

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

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

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 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 mean GPA of night students is significantly different than 3.4 at the 0.05…

A:

Q: Test the claim that the proportion of people who own cats is larger than 60% at the 0.01…

A: From the provided information, Sample size (n) = 100 67% owned cats that is Sample proportion (p̂) =…

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 proportion of people who own cats is significantly different than 60% at the…

A: From the provided information, Sample size (n) = 600 Level of significance (α) = 0.01

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: Test the claim that the proportion of people who own cats is larger than 10% at the 0.01…

A: From the provided information, The population proportion (p) = 0.10 The level of significance (α) =…

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 smaller than 2.3 at the 0.05 significance…

A: Given Information: Claim: the mean GPA of night students is smaller than 2.3 Significance level…

Q: Test the claim that the mean GPA of night students is larger than 3.1 at the .025 significance…

A: Given Sample mean x̄=3.15, n=55, sample standard deviations s=0.03 , level of significance ɑ=0.025…

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 men who own cats is smaller than 80% at the 0.01 significance…

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 significantly different than 20% at the…

A:

Q: est the claim that the proportion of men who own cats is smaller than 90% at the .05 significance…

A:

Q: Test the claim that the proportion of people who own cats is smaller than 70% at the 0.005…

A: It is been asked to test the claim that the proportion of people who own cats is smaller than 70% at…

Q: Test the claim that the proportion of people who own cats is larger than 90% at the 0.005…

A: Hypothesiszed population proportion is p0 =0.90Sample proportion  p^=0.91Sample size n=…

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

A: Sample size(n)=200 sample proportion(p^)=0.18

Q: Test the claim that the mean GPA of night students is larger than 2.9 at the 0.025 significance…

A: Given, Sample size = 25 Sample mean = 2.94 Population standard deviation = 0.06   Under the claim,…

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 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:

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.