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richard cobos

richard c.

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What is a desirable level of total cholesterol? Select one: a. 260-300 mg/dL b. under 95 mg/dL c. under 200 mg/dL d. 200-250 mg/dL

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Question 5 Not yet answered Marked out of 8.75 Flag Simplify. ((19)/(9))^(0)

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Calculate the pH of a solution containing 0.105 M HA and 0.146 M A-. The Ka for the weak acid is 1.8 × 10-5. 4.74 9.11 7.00 4.88

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Simplify: $1000 \left( \frac{x}{100} \right) \left( \frac{1}{10} \right)$

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8. The following histogram shows data about median hohusehold incomes in the US (census 2010). 0.5 0.4 Relative 0.3 Frequency 0.2 0.1 0 35-45 0.22 0.44 0.24 0.10 45-55 55-65 65-75 Median Household Income (in $1,000s) (a) What percent households have a median income between $45000 and $65000? (b) Estimate the 67th percentile. (c) About what percent of households have a median income greater than $55000?

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Hydrolytic DNA damage can cause ________. O dimer formation O depurination reactions O both depurination and deamination reactions O All of the above are correct O deamination reactions

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Consumer Mathematics Calculating income tax using a tax bracket table able[[10%,$0-$9,075,$0-$18,150,$0-$9,075,$0-$12,950 O Consumer Mathematics Calculating income tax using a tax bracket table 10% $0-$9.075 $0-$18,150 $0-$9,075 $0-S12,950 15% $9,075-$36,900 $18,150-$73,800 $9,075-$36,900 $12,950-$49,400 25% $36,900-$89,350 $73.800-$148.850 $36,900-S74,425 S49.400-S127.550 28% S89,350-S186,350 $148.850-S226.850 S74.425-S113.425 S127,550-$206,600 33% S186.350-S405.100 $226,850-S405,100 $113,425-$202,550 S206,600-$405,100 35% S405.100-S406.750 $405,100-$457.600 S202.550-S228.800 S405.100-$432.200 39.6% Over S406,750 Over $457,600 Over $228,800 Over S432,200 Each row shows the tax rate on a specific portion of the taxpayer's taxable income given their filing status of Single and a taxable income of $40,000.This means that the taxpayer owes 10% tax on the first $9,07 $36,900,and 25% on the amount over $36,900 up to $40,000. If Kareem and Lucy had a filing status of Married Filing Jointly and together have a taxable income of $112,403 in the year 2014, how much did the couple owe for federal income tax? Do not round any intermediate computations. Round your answer to the nearest dollar.

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As a bond becomes more liquid, its price _______ and its yield ___________, all else equal. Group of answer choices rises; rises falls; falls falls; rises rises; falls

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Which of the following is not a layout option for reports without grouping? Group of answer choices Tabular Columnar Block Justified

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7. An analysis of the race of patients who visit an emergency room reveals that 40% are white, 25% are black, 20% are Native American, and 15% are Asian. These data would best be depicted graphically with a a. Venn diagram b. Cumulative frequency graph c. Normal curve d. Pie chart 8. In a village of 300 population, 60% constitute Hindus, 20% Muslims, 10% Sikhs and 10% Christians. We want to take a sample of 10% of the population to study the eating habits of this population. The best method would be: a. Simple random sampling b. Stratified random sampling c. Systematic random sampling d. Non-random sampling 9. When the standard for accepting the difference was at P-value of 0.05 and the calculated value was 0.01, the null hypothesis was rejected by the researcher. What do you think of results? a. Wrongly rejected b. Significant difference c. No difference d. Alternate hypothesis is wrong 10. A study was conducted to assess the height of students of 4th year in 10 Medical colleges the values of heights ranged between 5.5$-$5.10 feet. A histogram has been selected by the researcher to present these results as it is a: a. Nominal data b. Categorical data c. Both qualitative and quantitative data d. Continuous data 11. When a relationship between the heart rate and valva's ratio is studied, mean is useful but dispersion of the data is also very useful. Which method of spread will be more useful in this? a. Range b. Standard deviation c. Coefficient of variance d. Percentage

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