A random sample of 64 SAT scores of students applying for merit scholarships showed an average of 1400 with a standard deviation of 240. The 95% confidence interval for the population mean SAT score is
A. 1340.06 to 1459.94.
B. 1341.20 to 1458.80.
C. 1349.93 to 1450.07.
D. 1320.32 to 1479.68.
Answer: A
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The distances for all the points on the regression line are squared and added together to compute the ________, which is a measure of total error
A) correlation errors B) standard error of the mean C) sum of the squared errors D) random distribution error E) distance log
Brandon is conducting an experiment, charging different prices for the same products at different stores and measuring sales. With this information, he will construct a demand curve. How can Brandon use this information?
What will be an ideal response?
If the average number of customers served per hour is five, then the probability that the service exceeds 27 minutes for any customer is ______.
a. 74.1% b. 10.5% c. 36.8% d. 17.4%
Craigmont uses the allowance method to account for uncollectible accounts. Its year-end unadjusted trial balance shows Accounts Receivable of $104,500, allowance for doubtful accounts of $665 (credit) and sales of $925,000. If uncollectible accounts are estimated to be 4% of accounts receivable, what is the amount of the bad debts expense adjusting entry?
A. $3,515 B. $3,700 C. $4,180 D. $4,845 E. $3,850