16. Cholesterol levels were measured before and after patients were given a drug designed to lower their cholesterol. Test to see if cholesterol dropped with α = 0.01.
| Patient | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 |
| Before | 238 | 240 | 220 | 246 | 202 | 222 | 210 | 233 | 204 | 229 | 244 | 220 | 219 |
| After | 235 | 241 | 219 | 235 | 198 | 208 | 202 | 211 | 188 | 201 | 235 | 211 | 207 |
a) Determine the null and alternative hypotheses for this scenario.
H0: H1:
b) Determine the level of significance.
c) Check the assumptions for this problem.
d) Determine the test statistic.
e) Determine the p-value.
f) Interpret the p-value.
g) What decision do we conclude based on this information? Interpret this in the context of the problem.
In: Statistics and Probability
Consider a C corporation. The corporation earns $7 per share before taxes. After the corporation has paid its corresponding taxes, it will distribute 50% of its earnings to its shareholders as a dividend. The corporate tax rate is 35%, the tax rate on dividend income is 28%, and the personal income tax rate is set at 28%. What are the shareholder's earnings from the corporation after all corresponding taxes are paid? Note: Express your answers in strictly numerical terms. For example, if the answer is 5%, enter 0.05 as an answer; or if the answer is $500, write enter 500 as an answer
In: Finance
In: Physics
Calculate the pH of 510. mL of a 8.16×10-2-M solution of hydrofluoric acid before and after the addition of 7.65×10-2 mol of potassium fluoride.
pH befor addition =
pH after addition =
In: Chemistry
Lobster Trap Company is considering automating its manufacturing
facility. Company information before and after the proposed
automation follows:
| Before Automation |
After Automation |
|||||
| Sales revenue | $ | 206,000 | $ | 206,000 | ||
| Less: Variable cost | 96,000 | 40,000 | ||||
| Contribution margin | $ | 110,000 | $ | 166,000 | ||
| Less: Fixed cost | 13,000 | 64,000 | ||||
| Net operating income | $ | 97,000 | $ | 102,000 | ||
Required:
1. Calculate Lobster Trap’s break-even sales dollars
before and after automation. (Round your contribution
margin ratio to 4 decimal places and final answers to 2 decimal
places.)
In: Accounting
Five university students were given an English achievement test before and after receiving instruction in basic grammar. Their scores are shown below: Student Before After A 20 18 B 18 22 C 17 15 D 16 17 E 12 9
Should we conclude that future students would show higher scores after instruction? Use the .05 significance level. Use hypothesis testing.
In: Statistics and Probability
1. Type 1 subsequent events involve events that existed ___ the balance sheet date. (after, before, between, close to, near, on)
2. Type 1 subsequent events require ___ of the financial statements. (adjustment, consideration, disclosure, documentation, duplication)
3. Type 2 subsequent events come into existence ___ the balance sheet date. (after, before, between, close to, near, on)
4. Type 2 subsequent events occur after the balance sheet date but ___ the completion of fieldwork. (after, close to, near to, prior to, subsequent to)
5. Type 1 subsequent events come into existence due to new ___ becoming available. (auditors, clients, documentation, evidence, judgement)
In: Accounting
1. Consider a C corporation. The corporation earns $1.5 per share before taxes. After the corporation has paid its corresponding taxes, it will distribute 40% of its earnings to its shareholders as a dividend. The corporate tax rate is 35%, the tax rate on dividend income is 20%, and the personal income tax rate is set at 28%. What are the shareholder's earnings from the corporation after all corresponding taxes are paid?
2. Consider a C corporation. The corporation earns $1.5 per share before taxes. After the corporation has paid its corresponding taxes, it will distribute 40% of its earnings to its shareholders as a dividend. The corporate tax rate is 35%, the tax rate on dividend income is 20%, and the personal income tax rate is set at 28%. How much is the total effective tax rate on the corporation earnings?
3.Consider a C corporation. The corporation earns $1.5 per share before taxes. After the corporation has paid its corresponding taxes, it will distribute 95% of its earnings to its shareholders as a dividend. The corporate tax rate is 35%, the tax rate on dividend income is 20%, and the personal income tax rate is set at 28%. What are the shareholder's earnings from the corporation after all corresponding taxes are paid?
4.Consider a C corporation. The corporation earns $1.5 per share before taxes. After the corporation has paid its corresponding taxes, it will distribute 95% of its earnings to its shareholders as a dividend. The corporate tax rate is 35%, the tax rate on dividend income is 20%, and the personal income tax rate is set at 28%. How much is the total effective tax rate on the corporation earnings?
5.Consider a C corporation. The corporation earns $1.5 per share before taxes. After the corporation has paid its corresponding taxes, it will distribute 5% of its earnings to its shareholders as a dividend. The corporate tax rate is 35%, the tax rate on dividend income is 20%, and the personal income tax rate is set at 28%. What are the shareholder's earnings from the corporation after all corresponding taxes are paid?
6.Consider a C corporation. The corporation earns $1.5 per share before taxes. After the corporation has paid its corresponding taxes, it will distribute 5% of its earnings to its shareholders as a dividend. The corporate tax rate is 35%, the tax rate on dividend income is 20%, and the personal income tax rate is set at 28%. How much is the total effective tax rate on the corporation earnings?
7.Consider a S corporation. The corporation earns $1.5 per share before taxes. The corporate tax rate is 35%, the tax rate on dividend income is 20%, and the personal income tax rate is set at 28%. What are the shareholder's earnings from the corporation after all corresponding taxes are paid?
8.Consider a S corporation. The corporation earns $1.5 per share before taxes. The corporate tax rate is 35%, the tax rate on dividend income is 20%, and the personal income tax rate is set at 28%. How much is the total effective tax rate on the corporation earnings?
In: Finance
One group of 5 sophomores were given and English achievement test before and after receiving instruction in basic grammar. Is it reasonable to conclude that future students would show higher scores after instruction? Test with α = .05, one tail. Copy the following data to a sheet of paper and calculate the SS and other quantities needed.
1.Calculate the variance of the difference column
2. calculate the standard error
3. enter the degrees of freedom
4. Enter the tabled critical value of t (tcrit )
5. Calculate the t statistic
6. reject or do not reject
7.
Complete the APA formatted statistic: (round t to 2 decimal places)
| After | Before | D | (D - MD) | (D - MD)2 |
| 18 | 20 | |||
| 21 | 18 | |||
| 17 | 17 | |||
| 18 | 16 | |||
| 14 | 12 |
In: Statistics and Probability
NEED NEW ANSWER ASAP / ANSWER NEVER USED BEFORE
In survey after survey for many years, the fear of public speaking comes out as the number one fear reported by people of all ages. Why do you think that this is true? What causes this fear of public speaking? Can you relate to this as a fear? What are some techniques that you have seen others use, or that you can find by researching (cite your sources), or that you have tried that helps to overcome this fear?
ANSWER THROUGHLY 1 page *** IN PARAGRAPGH FORM PLEASE NOT BULLET POINTS
COPY AND PASTE Answer in paragraphs, and no picture attachment please.
NEEDS TO BE AN ORIGINAL SOURCE ANSWER NEVER USED BEFORE
PLEASE ANSWER THROUGHLY ALL ANSWERS
.
In: Operations Management