Test the claim that the proportion of men who own cats is significantly different than 35% at the 0.2 significance level. Based on a sample of 55 men, 2/55 ( fraction 2 over 5) of the men owned cats The test statistic is: z= __?__  (to 2 decimals)

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

A: In order to determine whether the proportion of people who owns cat is significantly different from…

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

A: Hypotheses: Denote p as the true proportion of people who own cats. It is of interest to know…

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

A: Given n1=25 X1bar=2.48 S1=0.07 n2=30 X2bar=2.46 S2=0.05

Q: Test the claim that the proportion of people who own cats is larger than 40% at the 0.05…

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

Q: Test the claim that the proportion of people who own cats is larger than 25% at the .01 significance…

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

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 men who own cats is significantly different than 40% at the…

A: Given data,n=500p-hat =44% =0.44α=0.02Population proportion P=40%=0.40Test statistic is ?

Q: Nonparametric: A small study is conducted to compare birth weight in babies born to mothers who do…

A: Non smoker = sample (1) = n1 = 6 Heavy smoker = sample (2) = n2 = 8 First we put both samples…

Q: Test the claim that the proportion of men who own cats is significantly different than 45% at the…

A: Solution: Let X be number of men owned cats and n be the sample number of men. From the given…

Q: Test the claim that the proportion of people who own cats is larger than 50% at the 0.05…

A: Solution: From the given information, p-hat=0.56 and n=600.

Q: sis would be:   H0:pM=pF H1:pM≠pF   H0:pM=pF H1:pM>pF    H0:μM=μF

A: As given , Based on a sample of 20 men, 30% owned catsBased on a sample of 60 women, 55% owned cats…

Q: Test the claim that the population of sophomore college students has a mean grade point average…

A: The test statistics is obtained below: From the given information, x-bar = 2.42, standard deviation…

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

A:

Q: Test the claim that the proportion of men who own cats is larger than 35% at the .05 significance…

A: Given, Sample size = 20 Sample proportion = 0.30   Under the claim, the null and alternative…

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

A:

Q: Test the claim that the proportion of people who own cats is larger than 10% at the 0.10…

A: From the provided information, Sample size (n) = 300 The hypotheses are as follow: H0: p = 0.1 Ha: p…

Q: Test the claim that the proportion of people who own cats is smaller than 60% at the 0.005…

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

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

A: Given :  p = 0.2 α = 0.1

Q: Test the claim that the proportion of people who own cats is smaller than 80% at the 0.005…

A:

Q: Test the claim that the proportion of people who own cats is smaller than 60% at the 0.025…

A:

Q: Test the claim that the proportion of people who own cats is smaller than 40% at the 0.01…

A:

Q: Test the claim that the population of sophomore college students has a mean grade point average…

A:

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

A:

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 proportion of men who own cats is larger than 60% at the .10 significance…

A:

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

A: The random variable X follows approximately normal distribution. There are two samples which are…

Q: A newspaper conducted a statewide survey concerning the 1998 race for state senator. The newspaper…

A:

Q: Test the claim that the proportion of men who own cats is larger than 35% at the .05 significance…

A:

Q: An article in the Washington Post on March 16, 1993 stated that nearly 45 percent of all Americans…

A: Given, The sample proportion is, The null and alternative hypothesis is:

Q: Test the claim that the proportion of people who own cats is smaller than 30% at the 0.005…

A:

Q: Test the claim that the proportion of people who own cats is smaller than 80% at the 0.025…

A: Solution : Given that :- n = 500 p = 0.80 p̂ = 0.75 α = 0.025

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

A: Given: For men: n1 = 40 p1 = 0.45 For women: n2 = 40 p2 = 0.65 Formula Used: Test-statistic Z =…

Q: Never Married People The percentage of males 18 years and older who have never married is 30.4. For…

A:

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

A:

Q: Test the claim that the proportion of people who own cats is significantly different than 30% at the…

A:

Q: An article in the Washington Post on March 16, 1993 stated that nearly 45 percent of all Americans…

A: Solution-: Given:  n=84,x=31,P0=0.45 We find, (a) The test statistic=? (b) p-value=?

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

A:

Q: Test the claim that the proportion of men who own cats is larger than 17% at the .05 significance…

A: From the provided information, Sample size (n) = 40 15% owned cats that is Sample proportion (p̂) =…

Q: Test the claim that the proportion of people who own a pet is smaller than 50% at the 0.05…

A:

Q: A small study is conducted to compare birth weight in babies born to mothers who do not smoke to…

A: H0: The two populations are equal versus H1: The two populations are not equal.

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

A:

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

A:

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

A:

Q: Test the claim that the proportion of men who own cats is larger than 20% at the .05 significance…

A: To test the claim that the proportion of men who own cats is larger than 20% at 0.05 level of…

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

A:

Q: s there a statistically significant difference between males and females in terms of newspaper…

A: Let p1 denotes the population proportion of males read newspaper daily, and p2 denotes the…

Q: Question 5

A: The null and the alternative hypotheses used for testing are given below:H0: p=0.32HA: p>0.32The…

Q: Test the claim that the proportion of people who own cats is larger than 20% at the 0.005…

A: we have given that  population proportion P=20% =0.20  sample proportion p^=24%=0.24 and sample size…

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

A: Given:Significance level = 0.005

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

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.