Skip to main content

/ 网络发现/ Group items tagged sample

# Group items tagged

Filter: All | Bookmarks | Topics

### 难度超高的数学题，你能够hold住吗？- 0 views

•
Use for Questions 1 and 2 A grocery store takes a random sample of 200 customers. The average check-out time is 4 minutes with a standard deviation of two minutes. 1. The standard error of the mean is? 2. The 95% confidence level for the true average check-out time is? 3. A random sample of 244 observations has a mean of 10, a median of 12 and a mode of 33. The population deviation is known to equal 2.8. the 95.44% confidence interval for the population mean is? 4. The following random sample was collected: 22 33 44 6 The 80% confidence interval for the mean is? 5. A random sample of 200 people was taken. Sixty percent of the people favor President Obama. The 95% confidence interval for the true population of people who favor Obama is? 1. Define the null hypothesis. If the null hypothesis is rejected then? 2. The level of significance is the? 3. Type II error is committed when? 4. The level of significance in hypothesis testing is the probability of? 5. If n=16, mean = 75.76, s = 8.2466 H o: mean >80 H a: mean 1. If two large independent samples are taken from two populations, the sampling distribution of the difference between the two sample means can be determined how? 2. In my BMGT 230 class the fall semester is compared with my class 10 years ago. Please answer the following questions given: This Fall-----------Tens Years Ago Mean 80-------------85 Variance 100--------50 Sample 40-----------60 a. the point estimate of the difference between means of the two populations is? b. the point estimate of the standard deviation of the difference between the means of the two populations is ? c. the 95% confidence interval for the difference between the two population means is? 1. Regression analysis was applied between sales in (\$1000) and advertising(in \$100), and the following regression function was obtained: Y = 61 +4.1X Based on this regression line, if advertising is \$10,000, the point estimate for sales (in dollars) is what 2. How do we use a least squares reg

image

no follow-up yet

### Grammar Test | High School Language Development | Private School- 0 views

•
If you are not a grammarphile, there is a good chance that this seventh grade grammar test makes about as much sense as a foreign language.

### Sensory Assignment | Sensory Worksheet | Private School in Huntington Beach- 0 views

•
Sensory assignment was given after the students had spent several lessons learning about the various sense organs and how they work, with special emphasis on the structure and functioning of the eye.

### Expository Essay | Essay Writing Development | Private Schools- 0 views

•
Throughout their education at LePort, students are asked to think critically about both the world around them and their own ideas and write an Expository Essay.

### Crazy for High-end Jadeite (翡翠手镯) Bangles- 1 views

I am always been fascinated by the rich history of jade, its culture and the numerous benefits it offers. So I am constantly on the search to find the genuine and high-quality jade bangles that is ...

no follow-up yet

•
纯css做的纸牌游戏

### lebron 11 what the lebron for sale it is next to his innate talent which is singing- 0 views

Lebron 11 what the lebron for sale it is worth all your effort and powder was a no-go, too. The more people you recruit, the bigger money you can get. However, during this time the Telegraph's puzz...

no follow-up yet

### air jordan 6 retro repeat the folding process from above two more times- 1 views

Air jordan 6 retro repeat the folding process from above two more times find Shoes You Love Love LoveThe beauty of covering shoes in glitter is that they don't have to be the same color as the glit...

no follow-up yet

no follow-up yet

image

no follow-up yet

### pressure gauge filled with liquid- 2 views

•
https://www.gaugechina.com/products/1.5-inch-diameter-10mpa-and-above-all-stainless-steel-liquid-filled-pressure-gauge.html Gauge China (GC), a gauge manufacturer which established by Mr. Webber & Robert Bieber (American )in 2001, Focused on the products of Pressure Gauge, Thermal Meter, Project Engineering. We serve a wide range of industries which include: Petro Chemical, Pharmaceutical, Mining, Food Processing, Medical, OEM applications.We sell the goods to the global market, Customers from Asian, Europe, North America, South America, Australia, etc., our quality policy is "Never Survive without high quality, Never develop without good reputation".In order to ensure the quality of the products, our manufacturing facility in China is ISO9001 certificated and always in line with quality first, prestige supreme principle. From the raw material to the finished production we have the very strict and serious procedure to guarantee our products get to the different quality requirements to provide our customers high quality products, first-class service. Especially for the medical fields we have many experiences. Welcome OEM orders and process according to customer's sample or drawing. We will constantly develop new products, new technology of application and consistently focus on product quality and after-sales service with the company's image, our goal is a long trade cooperation term.
1 - 12 of 12
Showing 20 items per page