Sample size to be confident that estimate is given value

Reference no: EM13150714

A union of restaurant and foodservice workers would like to estimate the mean hourly wage, , of foodservice workers in the U.S. The union will choose a random sample of wages and then estimate using the mean of the sample. What is the minimum sample size needed in order for the union to be confident that its estimate is within of ? Suppose that the standard deviation of wages of foodservice workers in the U.S. is about .

Reference no: EM13150714

Questions Cloud

Rraditional cost accounting system : Weber Corporation has used a traditional cost accounting system to apply quality control costs uniformly to all products at a rate of 15% of direct labor cost. Monthly direct labor costs for its main product is $30,000.

Equivalent units for materials and conversion : The ending WIP inventory on May 31 consisted of 10,000 units. These latter units were 100% complete with respect to materials and 80% complete with respect to conversion. Costs added during the month were $330,000 for materials and $503,750 for co..

Confidence interval for percentage of boards in shipment : 12 fall outside these specifications. construct the 95% confidence interval for the percentage of all boards in this shipment that fall outside the specifications.

Build a new restroom in the left field : The NHFishercats are debating whether to build a new restroom in the leftfield area near the patio adjoining the bar/restaurant located there

Sample size to be confident that estimate is given value : The minimum sample size needed in order for the union to be confident that its estimate is within of ? Suppose that the standard deviation of wages of foodservice workers in the U.S. is about .

What is the hypothesis and null hypothesis : The salaries at Smith and Company are based on the number of sales and Billy makes 3,000 dollars more than Joe? What is the hypothesis and Null Hypothesis?

Equivalent units in process for direct materials : Determine the equivalent units in process for direct materials and conversion costs, assuming there was no beginning inventory.

What would be the phenotypic ratio of plant size : What would be the phenotypic ratio of pod shape and plant size together?

Dividends per share for preferred and common stock : Determine the dividends per share for preferred and common stock for each year. Round all answers to nearest whole cent. If an answer is zero, enter '0'

User Account

All Pages