Z-test-population proportions
Conduct a Z-test to determine whether the following two samples indicate that the population proportions are significantly different at the 0.05 level:
Sample 1 Sample 2
Sample Proportion 0.77 0.68
Sample Size 55 46
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On January 2, 2013, machinery and equipment were purchased at a total invoice cost of $270,000, which included a $5,700 charge for freight. Installation costs of $29,000 were incurred.
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Assume Simple Co. had credit sales of $252,000 and cost of goods sold of $152,000 for the period. Simple uses the percentage of credit sales method and estimates that 1 percent of credit sales would result in uncollectible accounts.
After 20+ years of working for other firms, Penelope (Enrolled Agent, age 41), Mark (CPA, age 43) and John (CVA, age 65) want to leave the firms they are currently employed by and become their own bosses.
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Would the correlation between x and y in the table above be positive or negative? Find the missing value of y in the table.
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Posted a purchases return to the Inventory account and to the Accounts Payable account but did not post to the creditor's subsidiary account.
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