We are using data to investigate the the relationship between workers’ education and their wage. the data can be found on blackboard under the folder homework 3 which contains a database wage_data. csv for full-time, full-year workers aged 28-38. a description of the data is provided in the pdf file wage_data_descr. (a) suppose that all assumptions for ols are satisfied and estimate the following regression model: wagei = β0 + β1higheduci + ui , i = 1, . . , n. (4) the higheduc is equal to 1 if the individual accepted more than 12 years of eductaoin and is equal to 0 otherwise. there is no higheduc varialbe in the original dataset so that you need to create the varialbe by yourself. report the value of βˆ 1 and its heteroskedasticity robust standard error. (b) what is β1 measuring in this model.

The following account balances at the beginning of january were selected from the general ledger of fresh bagel manufacturing company: work in process inventory $0 raw materials inventory $ 28 comma 100 finished goods inventory $ 40 comma 600 additional data: 1. actual manufacturing overhead for january amounted to $ 65 comma 000. 2. total direct labor cost for january was $ 63 comma 400. 3. the predetermined manufacturing overhead rate is based on direct labor cost. the budget for the year called for $ 255 comma 000 of direct labor cost and $ 382 comma 500 of manufacturing overhead costs. 4. the only job unfinished on january 31 was job no. 151, for which total direct labor charges were $ 5 comma 200 (1 comma 300 direct labor hours) and total direct material charges were $ 14 comma 400. 5. cost of direct materials placed in production during january totaled $ 123 comma 700. there were no indirect material requisitions during january. 6. january 31 balance in raw materials inventory was $ 35 comma 300. 7. finished goods inventory balance on january 31 was $ 35 comma 400. what is the cost of goods manufactured for january?

Problem 2-18 job-order costing for a service company [lo2-1, lo2-2, lo2-3]speedy auto repairs uses a job-order costing system. the company's direct materials consist of replacement parts installed in customer vehicles, and its direct labor consists of the mechanics' hourly wages. speedy's overhead costs include various items, such as the shop manager's salary, depreciation of equipment, utilities, insurance, and magazine subscriptions and refreshments for the waiting room. the company applies all of its overhead costs to jobs based on direct labor-hours. at the beginning of the year, it made the following estimates: direct labor-hours required to support estimated output 10,000fixed overhead cost $ 90,000variable overhead cost per direct labor-hour $ 1.00 required: 1. compute the predetermined overhead rate.2. during the year, mr. wilkes brought in his vehicle to replace his brakes, spark plugs, and tires. the following information was available with respect to his job: direct materials $ 600direct labor cost $ 180direct labor-hours used 2 compute mr. wilkes' total job cost. 3. if speedy establishes its selling prices using a markup percentage of 30% of its total job cost, then how much would it have charged mr. wilkes?

Allie and sarah decided that they want to purchase renters insurance for the apartment they share. they made a list of all of the items to be covered by the insurance policy, along with their estimated values. if the items to be covered total more than $3000, the insurance company charges an annual premium of 23% of the total value of the items. if the items to be covered total $3000 or less, the insurance company charges an annual premium of 20% of the total value of the items.