3. A particular forecasting model was used to forecast a six-month period. Here are the forecasts and the actual demands that resulted: Forecast Actual April 250 200 May 325 250 June 400 325 July 350 300 August 375 325 September 450 400 Find the MAD, MSE, and MAPE and state whether you think the model being used is giving acceptable answers

During the first month of operations, martinson services, inc., completed the following transactions: jan 2 martinson services received $65,000 cash and issued common stock to the stockholders. 3 purchased supplies, $1,000, and equipment, $12,000, on account. 4 performed services for a customer and received cash, $5,500. 7 paid cash to acquire land, $39,000. 11 performed services for a customer and billed the customer, $4,100. martinson expects to collect within one month 16 paid for the equipment purchased january 3 on account. 17 paid for newspaper advertising, $600. 18 received partial payment from customer on account, $2,000. 22 paid the water and electricity bills, $430. 29 received $2,600 cash for servicing the heating unit of a customer. 31 paid employee salary, $2,900. 31 declared and paid dividends of $1,800. requirements 1. record each transaction in the journal. key each transaction by date. explanations are not required. 2. post the transactions to the t-accounts, using transaction dates as posting references. label the ending balance of each account bal, as shown in the chapter. 3. prepare the trial balance of martinson services, inc., at january 31 of the current year. 4. mark martinson, the manager, asks you how much in total resources the business has to work with, how much it owes, and whether january was profitable (and by how much)?

50 points mark brainliest 1) the information in the interactive presentation suggests that people a) utilize the perception of others rather that out own perception b) learn more about the positive aspects of perception c) should monitor how perceptual barriers influence our relationship d) spend more times on our personal relationships rather than our professional relationships 2) you are about to take the dog out for a walk but pause to watch the news because you hear the name of your town being mentioned hearing your town being mentioned on the news is an example of a) stimulation b) interaction c) organization d) interpretation- evaluation 3) tamara thinks ivan is upset with her because hes been unusually quiet today to better interpret the situation and communicate appropriately tamara should a) ask ivan why hes quiet and explain that hes being inconsiderate b) leave ivan alone because hes obviously going through something c) ask her guidance counselor for tips on providing therapy to a friend d) examine her own perception and then check in with ivan about his behavior 4) of the following abilities which is the most important to the perceptual checking process a) critical thinking ability b) creative ability c) memorizing ability d) organizational ability

Alarge university wanted to study the relationship between completing an internship during college and students' future earning potential. prom the same graduating class, they selected a random sample of 80 students who completed an internship and 100 students who did not complete an internship and examined their salaries five years after graduation. they found that there was a statistically higher mean salary for the internship group than for the noninternship group. which of the following interpretations is the most appropriate? a. there could be a confounding variable, such as student major, that explains the difference in mean salary between the internship and no internship groups.b. we cannot infer anything from these data since the distribution of salaries is likely right skewed.c. you cannot draw any valid conclusions because the sample sizes are different.d. more students should complete internships because having an internship produces a higher salary.