A sample of 32 observations is selected from a normal population. The sample mean is 66, and the population standard deviation is 5 Conduct the following test of hypothesis using the 0.10 significance level. H: -68 H:H68 a. Is this a one- or two-tailed test? o One-tailed test O Two-tailed test b. What is the decision rule? Reject Hg if-1.645 < z<1.645 OReject He if z<-1.645 or z> 1.645 c. What is the value of the test statistic? (Negatlve amount should be Incicated by a minus sign. Round your answer to 2 decimal places.) Value cf the test statistic d. What is vour decision regarding ? 1 of 10 Next Prev d. What is your decision regarding He? O Fail to reject Fe O Reject He 1. What is the pvalue? (Round your zvelue to 2 decimal places and final answer to 4 decimal places.) p-value -2. Interpret the p-value? (Round your zvalue to2 declmal pleces and final answer to 2 declmal pleces.) 85 chenoe of finding a 2 value this large by sampling error when HO is true. ihere is a Next 1 of 10 Piey here to search

Q: 3. If the sampling error (E) is allowed to increase, which of the following is true regarding the…

A: The sample size and sampling error are inversely proportional to each other.

Q: V. Describe the sampling distribution of p. N = 20,000, n = 600, p = 0.3 %3D

A: Sampling Distribution of Proportion:

Q: 2. When the data from your samples is difficult to get by, this sampling approach is frequently…

A: Snowball sampling is a non-probability sampling method in which potential units in the population…

Q: 团 D avernge By using $ wOR sample, estimate the number of carS per village in the block aloug with…

A:

Q: Describe the sampling distribution of p. Assume the size of the population is 25,000. n= 600, p =…

A: Given n= 600, p=0.1 So np = 600*0.1= 60a)Approximately normal because n≤ 0.05N and np(1-p)≥10 b)…

Q: Describe the sampling distribution of p. Assume the size of the population is 10,000. n= 300, p= 0.6…

A: Given,N=10,000n=300p=0.6

Q: What is the standard error of the sampling dis- tribution of the mean for the following? a. o, = 48,…

A:

Q: In a rural survey in which the sampling cluster of M,  cost taking a sample of n units.  C =…

A: Given: At C = 2000,    M = 5 and t = 2, n is               C = 4tMn + 60(n1/2) =&gt;   2000 = 4×2×5…

Q: 3. As a manufacturer of golf equipment, the Spalding Corporation wants to estimate the proportion of…

A: (a)   Determine the number of golfers must be surveyed.   The number of golfers must be surveyed is…

Q: As a Physical Education teacher of Hermosa National High School Senior High School, Ma’am Mary Ann…

A: Given:   x x2 1.47 2.16 1.58 2.50 1.67 2.79 1.69 2.86 1.51 2.28

Q: Describe the sampling distribution of p. Assume the size of the population is 25,000. n= 600, p =…

A: Given data, n=600 p=0.1

Q: Calculate the value of  = sample proportion that believes in love at first sight.     (b) Calculate…

A: here given, n= 500 x= no of individual say that they believe in love at first sight = 330

Q: You are the operations manager for an airline and you are considering a higher fare level for…

A:

Q: re have 12 observations in our sample where their house pri nd 9 observations with prices lower than…

A: A sign test is used to test whether the population median is equal to specified median or not.…

Q: (b) If the sample size were 205 rather than 175, would the margin of error be larger or smaller than…

A:

Q: (b) What would the sampling distribution of the sample mean for a random sample of size n=8 years…

A: Given: μ=1

Q: 46. If a researcher were to increase a sample size from n = 30 participants to n = 80 participants,…

A: Since, the exact question is not mentioned, we'll answer the first one. Please resubmit the question…

Q: What's M Ls Rromb te lo a your answer sheet, give c applied. - Lottery Sampling: Systematic…

A: “Since you have posted a question with multiple sub-parts, we will solve first three subparts for…

Q: #6. For the next poll of the president's approval rating, we want to get a margin of error of 1%…

A:

Q: 4. A fisherman decides that he needs a line that will weigh 5 kilos if he is desires. He tests 14…

A: One sample Z test  : When we want to know if our sample comes from a specific population, we utilize…

Q: The large airline company, Tale Winds, knows from experience that only 72% of the passengers booked…

A:

Q: Using

A:

Q: (a) Find the standard error of the mean for each sampling situation (Round your answers to 2 decimal…

A: Given : From image given in a question a. σ=16, n=16 b. σ=16, n=64 c. σ=16, n=256

Q: Find the standard error of the mean for each sampling situation (assuming a normal population).…

A: The standard error of the sample mean is given by Standard error=σn (a) given: Population standard…

Q: How hard is it to reach a businessperson by phone? Let p be the proportion of calls to…

A: Solution: 4. a. From the given information, confidence level is 0.80 and E=0.03.

Q: The large airline company, Cloudscape, knows from experience that only 76% of the passengers booked…

A: We have given that  Population proportion p=76%=0.76 Sample size n =8

Q: a sampling plan, when n

A: n = 50, c = 2, N = 500 and p = 0.01 Pr{d&lt;=2}

Q: 4(a). Show the sampling distribution of p. Explain your answers carefully.

A:

Q: ational polling organization wants to be 95% confident that its estimate of the percent of…

A:

Q: There is a very popular lottery in which a ticket is called a scratcher. In this lottery, 44% of the…

A: Given data, n=10 p=44%=0.44

Q: Lori Jeffrey is a successful sales representative for a major publisher of college…

A: (a) The proportion of sampling distribution is, The Standard error of the  proportion is, Using the…

Q: survey asked 823 randomly sampled registered voters in California you support or oppose drilling Oll…

A: 1)Given data is appropriate for single proportions. 2) given data is appropriate for difference of…

Q: Problem: Which double sampling plan should be used för å AOQL of 2%, if the process average is…

A:

Q: The large airline company, Fusion Fly, knows from experience that only 73% of the passengers booked…

A: Introduction:  Sampling Distribution of sample proportion. The sampling distribution of sample…

Q: There is a very popular lottery in which a ticket is called a scratcher. In this lottery, 41% of the…

A:

Q: (a) Find the standard error of the mean for each sampling situation (assuming a normal population).…

A: It is an important part of statistics. It is widely used.

Q: For a large, top-rated corporation, 91% of employees said the corporation is a great place to work.…

A:

Q: 9) A pollster wants to estimate p, the true proportion of all Americans favoring the Democratic…

A: 9.   Obtain the sample size of a preliminary estimate for p with 0.8 The formula of sample size is,…

Q: . In preparing a report on the economy, we need to estimate the percentage of business that plan to…

A:

Q: The manager of a city recreation center wants to estimate the percent of city residents who favor a…

A: The one sample z-confidence interval for the population proportion is given as follows:

Q: There are approximately 2.1 million community college students in California. A researcher wants to…

A: d) simple random sampling.

Q: You are the operations manager for an airline and you are considering a higher fare level for…

A: Solution: a. From the given information, confidence level is 0.99 and E=0.025. Since the proportion…

Q: The large airline company, Absolute Airways, knows from experience that only 72% of the passengers…

A:

Q: Weatherwise is a magazine published in association with the American Meteorological Society.  In the…

A: The Null hypothesis H0: μ = 16.4. Alternative hypothesis Ha: μ &lt;16.4 Here, α =0.01 Since…

Q: ind the standard error of the mean for each sampling situation (assuming a normal population).…

A:

Q: The large airline company, Tale Winds, knows from experience that only 73% of the passengers booked…

A:

Q: dvocacy organization surveys 966 citizens of country A and 186 of them reported being born in…

A: We have to find difference in sample proportion.

Q: rror of the mean for each sampling situation (assuming a normal population).  (Round your answers to…

A: Given: a) Population standard deviation σ=56

Q: c. Can you answer part (a) if the sample size is 25 instead of 64? Why or why not? O A. Yes, because…

A: Solution