The accounting at geico notices that the average claim might be larger than $1800, which was previously set as a true average claim amount. if the actual average is higher, the company wil be loosing money in the long run. they ran- domly select 45 claims, and calculate a sample mean of $1,920. suppose that the variance of claims is known to be equal to $1600. (a) set the significance level to α = 0.05 and use the hypothesis testing to check if the average claim is larger than $1800. (b) find the probability of type i error. (c) find the p-value corresponding to the given sample.

Your goal is to have $2,000,000. you have a total of $40,000 today. you invest the $40,000 and want to add to it each month. at 10% annual interest, how much do you need to invest each month in order to bring the total up to $2,000,000 30 years from now?

Cindy recently played in a softball game in which she misplayed a ground ball for an error. later, in the same game, she made a great catch on a very difficult play. according to the self-serving bias, she would attribute her error to and her good catch to her

The production manager of rordan corporation has submitted the following quarterly production forecast for the upcoming fiscal year: 1st quarter 2nd quarter 3rd quarter 4th quarter units to be produced 10,800 8,500 7,100 11,200 each unit requires 0.25 direct labor-hours, and direct laborers are paid $20.00 per hour. required: 1. prepare the company’s direct labor budget for the upcoming fiscal year. assume that the direct labor workforce is adjusted each quarter to match the number of hours required to produce the forecasted number of units produced. 2. prepare the company’s direct labor budget for the upcoming fiscal year, assuming that the direct labor workforce is not adjusted each quarter. instead, assume that the company’s direct labor workforce consists of permanent employees who are guaranteed to be paid for at least 2,500 hours of work each quarter. if the number of required direct labor-hours is less than this number, the workers are paid for 2,500 hours anyway. any hours worked in excess of 2,500 hours in a quarter are paid at the rate of 1.5 times the normal hourly rate for direct labor.