What price do farmers get for their watermelon crops? In the third week of July, a random sample of 44 farming regions gave a sample mean of x = $6.88 per 100 pounds of watermelon. Assume that o is known to be $1.92 per 100 pounds. a. Find a 90% confidence interval for the population mean price (per 100 pounds) that farmers in this region get for their watermelon crop (in dollars). What is the margin of error (in dollars)? (For each answer, enter a number. Round your answers to two decimal places.) lower limit $ upper limit $ margin of error $ b. Find the sample size necessary for a 90% confidence level with maximal error of estimate E=0.37 for the mean price per 100 pounds of watermelon. (Enter a number. Round up to the nearest whole number.) _________ farming regions c. A farm brings 15 tons of watermelon to market. Find a 90% confidence interval for the population mean cash value of this crop (in dollars). What is the margin of error (in dollars)? Hint: 1 ton is 2000 pounds. (For each answer, enter a number. Round your answer to two decimal places.) lower limit $ upper limit $ margin of error $

Question

What price do farmers get for their watermelon crops? In the third week of July, a random sample of 44 farming regions gave a sample mean of x = $6.88 per 100 pounds of watermelon. Assume that o is known to be $1.92 per 100 pounds.

a. Find a 90% confidence interval for the population mean price (per 100 pounds) that farmers in this region get for their watermelon crop (in dollars). What is the margin of error (in dollars)? (For each answer, enter a number. Round your answers to two decimal places.)

lower limit $

upper limit $

margin of error $

b. Find the sample size necessary for a 90% confidence level with maximal error of estimate E=0.37 for the mean price per 100 pounds of watermelon. (Enter a number. Round up to the nearest whole number.)

_________ farming regions

c. A farm brings 15 tons of watermelon to market. Find a 90% confidence interval for the population mean cash value of this crop (in dollars). What is the margin of error (in dollars)? Hint: 1 ton is 2000 pounds. (For each answer, enter a number. Round your answer to two decimal places.)

lower limit $

upper limit $

margin of error $

Expert Answer

Want to see the step-by-step answer?

Check out a sample Q&A here.

Want to see this answer and more?

Experts are waiting 24/7 to provide step-by-step solutions in as fast as 30 minutes!*

*Response times may vary by subject and question complexity. Median response time is 34 minutes for paid subscribers and may be longer for promotional offers.
Tagged in
Math
Statistics

Other

Related Statistics Q&A

Find answers to questions asked by students like you.

Q: I'm having a hard time understanding how to solve this question. I think the distribution is suppose...

A: Here T- distribution is applicable as Population standard dev is unknown

Q: I am having trouble solving this problem.  Can you please provide me with some help?  Thank you.  I ...

A: Given that, The telecommunications manager at Lowell Call Center is concerned about the average diff...

Q: In the past, 74% of the tourists who visited Chattanooga went to see Rock City. The management of Ro...

A: Click to see the answer

Q: Number 25

A: 25 Let X be regular and Y be Premium. Excel Procedure: Enter X and Y in Excel>Data>Data Analys...

Q: On its municipal website, the city of Tulsa states that the rate it charges per 5 CCF of residential...

A: Note: Thank you for the question. Since multiple subparts are posted, according to our policy, we ca...

Q: Researchers from the University of British Columbia conducted trials to investigate the effects of c...

A: For Red Background:   sample size:nRed = 35sample mean :  x¯Red= 3.39sample standard deviation:sRed ...

Q: Use the normal distribution to the right to answer the questions. ​(a) What percent of the scores ar...

A: a) Given that μ=19.5σ=5.4 The percent of the scores are less than​ 19 is, PX<19=PX-μσ<19-μσ   ...

Q: I want solutions of all these examples.

A: The probability of winning a prize in a game of chance is 0.48 Probability of loosing i.e., Not winn...

Q: A box of chocolates should weigh 16.4 ounces. A sample of 40 randomly selected boxes had a mean weig...

A: The sample size is 40, sample mean is 16.6, sample standard deviation is 0.4, and population mean is...

Q: Last year, 54% of business owners gave a holiday gift to their employees. A survey of business owner...

A: Click to see the answer

Q: Number 16

A: Step-by-step procedure to find the sample correlation coefficient using Excel: In Excel sheet, ente...

Q: Statistics Question

A: From the provided information, Confidence level = 90% The level of significance (α) = 1 – 0.90 = 0.1...

Q: Gender (female or male) and handedness (right-handed or left-handed) are recorded for a randomly sel...

A: (a) The  Completed a two-way table of observed counts is as below:   Right- handed Left- handed T...

Q: Listed below are student evaluation ratings of courses, where a rating of 5 is for "excellent." The ...

A:      

Q: Refer to the accompanying data display that results from a sample of airport data speeds in Mbps. Co...

A: a) The confidence interval can be expressed as follows: 13.0 Mbps<μ<22.2Mbps b) The point esti...

Q: find the correlation coefficient r. x y 7 15 10 16 15 25 18 32

A: Calculation: From the table,

Q: High temperature in a certain city for the month of August follow a uniform distribution over the in...

A: Given information X ~ Uniform (α = 63, β = 90)  

Q: Please help me with the following sections: d, e, f, g, h and i  Thank you!

A: Note: Thank you for the question. Since multiple subparts are posted, according to our policy, we ar...

Q: Find the mean and standard deviation for each binomial random variable: a. n = 56, ππ = .95 (Round y...

A: Mean = nπ standard dev = nπ(1-π)

Q: Suppose that the average number of Facebook friends users have is normally distributed with a mean o...

A:   1. Central Limit Theorem for mean: If a random sample of size n is taken from a population having ...

Q: The cholesterol levels of adult males are approximately normally distributed with a mean of 224 mg/d...

A: State the hypotheses That is, there is no evidence that the variance of the cholesterol levels of a...

Q: Ensure that you utilize the five-step model and show all your work when addressing the question. Doe...

A: Provided data displays a random sample of voting precincts pattern of voter turnout by election type...

Q: A case-control (or retrospective) study was conducted to investigate a relationship between the colo...

A: Given data of color of helmets worn by moto cycle drivers and whether they are injured or killed , o...

Q: A laboratory claims that the mean sodium level, μ, of a healthy adult is 139 mEq per liter of blood....

A: Given information- Sample size, n = 34 Population mean, µ = 139 mEq per liter of blood Sample mean, ...

Q: Increasing numbers of businesses are offering child-care benefits for their workers. However, one un...

A: Given claim: "more than 80% of firms in the manufacturing sector still do not offer any childcare be...

Q: attached image plase answer except section A because it is already answered.

A: From the provided information, Population proportion p = 0.19 Sample size (n) = 389 Out of which 51 ...

Q: A venture capitalist, willing to invest $1,000,000, has three investments to choose from. The first ...

A: Click to see the answer

Q: For a lower tail test, the p-value is the probability of obtaining a value for the test statis small...

A: In this case, we need to identify the correct answer.

Q: Consider the following hypothesis test. H0: μ ≤ 12 Ha: μ > 12 A sample of 25 provided a sample ...

A: State the given hypothesis. State the given values.

Q: You measure 26 dogs' weights, and find they have a mean weight of 74 ounces. Assume the population s...

A: From the provided information, Sample size (n) = 26 Sample mean (x̅) = 74 ounces Population standard...

Q: The amount of pollutants that are found in waterways near large cities is normally distributed with ...

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

Q: Cardiorespiratory fitness is widely recognized as a major component of overall physical well-being. ...

A: Provided information is, cardiorespiratory fitness is widely recognized as a major component of over...

Q: Show work please and thank you the box plot is in the image view  The boxplot below shows salaries f...

A: Boxplot is the graphical summary of five number summary of the data which is minimum, first quartile...

Q: images attached

A: As we are authorized to answer only 3 subparts for each question and that you haven't specified whic...

Q: The profits of a City Center in Thousand R.0 per day has the following probability distribution: Pro...

A: Note:  Hey, since multiple subparts are posted, we will answer first three subparts according to our...

Q: The records of a casualty insurance company show that, in the past, its clients have had a mean of 1...

A: Given information- Population mean, µ = 1.8 Population standard deviation, σ = 0.06 We have to test ...

Q: In a sample of 50 electric motors, the average efficiency (in percent) was 85 and the standard devia...

A: Given that :  Sample size ( n ) = 50 electric motors  Mean = 85 Standard deviation = 2  

Q: 

A: The correlation coefficient is the measure to tell how strong is the relationship between two variab...

Q: Given a family with three children, find the probability of the event. The oldest two are girls, giv...

A: We have given a family with 3 children. The sample space for family with three children is: S = {BBB...

Q: CNNBC recently reported that the mean annual cost of auto insurance is 1016 dollars. Assume the stan...

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

Q: Need help with this!

A: a) Excel Procedure: Enter X and Y in Excel>Data>Data Analysis> ‘Regression’>Select Y und...

Q: A farmer wants to test the effectiveness of a pest control method in allowing strawberry blooms to y...

A: Click to see the answer

Q: The physical plant at the main campus of a large state university receives daily requests to replace...

A: Given, The distribution of the number of daily requests is bell shaped with mean of 52 and standard ...

Q: The executives at Sandbachian, Inc., has recently solved their widget crisis, have another problem w...

A: Click to see the answer

Q: According to recent passport data, the percentage of people in a particular country who have a passp...

A: Binomial distribution: The binomial distribution gives the probability of number of successes out of...

Q: Five hundred eighteen (518) homes in a certain southern California community are randomly surveyed t...

A: Given information No of homes meeting the minimum earthquake preparedness x = 176 Total homes survey...

Q: Thank you in Advance for quick response. Best,

A: In this case the random variable X defines the length of a jail sentence issued by a judge for simil...

Q: Which of the following does not need to be known in order to compute the p-value? O knowledge of whe...

A: Click to see the answer