15) A random sample of 400 Fresno State students revealed that 228 were female. Test the claim that more than 50% of Fresno State students are female using a 0.05 level of significance.

Q: In a certain school district, it was observed that 26% of the students in the element schools were…

A: As per the guidelines, only 3 subparts can be answered at a time. Please post the remaining subparts…

Q: 9) It is claimed that the proportion of households that are very satisfied from the house they are…

A: One sample proportion z test: One sample proportion z test is used to determine the significance…

Q: In a certain school district, it was observed that 28% of the students in the element schools were…

A: We have given that  Sample size n=289 , favorable cases x=104 Sample proportion =x/n=104/289= 0.3599…

Q: In a certain school district, it was observed that 35% of the students in the element schools were…

A: It is given that, in a certain school district 35% if the students in the element schools were…

Q: In a certain school district, it was observed that 32% of the students in the element schools were…

A: The following information is provided:  The sample size is n = 313 sample proportion is P  = x/n =…

Q: Suppose 221 subjects are treated with a drug that is used to treat pain and 53 of them developed…

A:

Q: In Cleveland, a sample of 73 mail carriers showed that 10 had been bitten by an animal during one…

A: Note: Hi there! Thank you for posting the question. To avoid the plagiarism issue we have used the…

Q: In a certain school district, it was observed that 27% of the students in the element schools were…

A: It is given that hypothesized proportion (p) is 0.27, sample size n is 435 and x is 144.

Q: In 1000 rolls of two dice, six was rolled 200 times for die A and 150 times for die B. Is there a…

A: x:  proportion of sixes obtained for die A y:  proportion of sixes obtained for die B n1=n2=1000…

Q: n a certain school district, it was observed that 27% of the students in the element schools were…

A:

Q: 6. Suppose that in a random selection of 100 colored candies, 25% of them are blue. The candy…

A: Hypothesis of one-population proportion tests a claim about a population proportion.

Q: In a certain school district, it was observed that 24% of the students in the element schools were…

A:

Q: In a certain school district, it was observed that 35% of the students in the element schools were…

A: Solution

Q: Suppose 204 subjects are treated with a drug that is used to treat pain and 53 of them developed…

A: 204 subjects are treated with a drug that is used to treat pain and 53 of them developed…

Q: An accountant claims that 15 per cent of bills of ABC Company are inappropriate. To test this claim…

A: Null Hypothesis, H0 : P = 0.15 i.e. 15% of bills of ABC company are inappropriate. Alternate…

Q: In a certain school district, it was observed that 31% of the students in the element schools were…

A: From the given informations: 1. The hypothesized population proportion for the tes will be: H0:…

Q: In a certain school district, it was observed that 26% of the students in the element schools were…

A: H0: p = 0.26 H1: p ≠0.26

Q: Suppose 217 subjects are treated with a drug that is used to treat pain and 54 of them developed…

A: Given : n=217 , X=54 , p0=0.20 , α=0.01 The estimate of the sample proportion is ,…

Q: In a certain school district, it was observed that 34% of the students in the element schools were…

A: Given information- Population proportion, p = 0.34 Sample size, n = 391 No. of success, x = 148…

Q: suppose that in a random selection of 100 colored candies, 26% of them are blue. The candy company…

A:

Q: Suppose that in a random selection of 100 colored​ candies, 29% of them are blue. The candy company…

A:

Q: Suppose 217 subjects are treated with a drug that is used to treat pain and 51 of them developed…

A: From the provided information, Sample size (n) = 217 From which 51 developed nausea. Level of…

Q: Suppose 236 subjects are treated with a drug that is used to treat pain and 50 of them developed…

A: Solution: State the hypotheses Null hypothesis: H0: p≤0.20 That is, the proportion of users develop…

Q: In a certain school district, it was observed that 29% of the students in the element schools were…

A:

Q: In a certain school district, it was observed that 34% of the students in the element schools were…

A:

Q: suppose 223 subjects are treated with a drug that is used to treat pain and 52 of them developed…

A: Null Hypothesis: A hypothesis which is tested for plausible rejection is called the Null Hypothesis…

Q: Suppose 221 subjects are treated with a drug that is used to treat pain and 52 of them developed…

A:

Q: In a certain school district, it was observed that 35% of the students in the element schools were…

A:

Q: 1. In SUKI market, 65% of the vendors preferred to use plastic over paper bags. After the local…

A: Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: 2. Approximately what is the probability of selecting an SAT sample mean having a z-score between…

A: P(-1<z<1)=?

Q: In a certain school district, it was observed that 32% of the students in the element schools were…

A:

Q: A study was conducted to determine the proportion of people who dream in black and white instead of…

A:

Q: In a certain school district, it was observed that 24% of the students in the element schools were…

A: We have to find given population proportion..

Q: Suppose that in a random selection of 100 colored​ candies, 23​% of them are blue. The candy company…

A: It is given that in a random selection of 100 colored candies, it is found that 23% blue. Let p be…

Q: In a certain school district, it was observed that 35% of the students in the element schools were…

A: Given that, x = 160, n = 387 The claim of the test is, proportion of only children in the special…

Q: In a certain school district, it was observed that 27% of the students in the element schools were…

A: Introduction: Consider that p is the true proportion of only children among the children in the…

Q: In a certain school district, it was observed that 29% of the students in the element schools were…

A:

Q: In a certain school district, it was observed that 32% of the students in the element schools were…

A: One sample proportion test: One sample proportion test is used to compare the proportion of values…

Q: In a certain school district, it was observed that 25% of the students in the element schools were…

A: Since you have posted question with multiple subparts, we will solved first three subparts for you.…

Q: What is the hypothesized population proportion for this test? p=___________ (Report answer as a…

A: Given No. of only children, x= 92 total children, n=265 α=0.05

Q: Suppose that we randomly choose 100 Skittles before they are packaged and pick 27 red candies, 19…

A: Let X denotes the number of that are red =27 red candies. sample size, n=100 population proportion,…

Q: Suppose 219 subjects are treated with a drug that is used to treat pain and 51 of them developed…

A: From the provided information, Population proportion (p) = 0.20 Sample size (n) = 219 Out of which…

Q: Suppose a study reported that the average persin watched 3.37 hours of television per day. a random…

A: Solution: Given information: n= 15 Sample size  μ= 3.37  Population mean

Q: what is the test statistic value for this problem? a.0.28 b.-38 c.none of the above d. 0.58…

A: According our policy we can answer only first three subpart for remaining please repost the…

Q: Suppose that we randomly choose 100 Skittles before they are packaged and pick 27 red candies, 19…

A:

Q: The U.S. Census Bureau conducts annual surveys to obtain information on the percentage of the…

A: Given data : x1= 338.0 n1= 713 x2= 244.0 n2= 613 significance level,…

Q: Suppose that in a random selection of 100 colored​ candies, 23​% of them are blue. The candy…

A:

Q: Suppose a study reported that the average personn watched 3.37 hours of television per day. a random…

A: We assume the population is normally distributed.

Q: Suppose that in a random selection of 100 colored​ candies, 20​% of them are blue. The candy company…

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.