The systolic blood pressure (given in millimeters) of males has an approximately normal distribution with mean µ=125 and standard deviation o=14. Find the 75-th percentile for the systolic blood pressure.
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Q: systolic blood pressure (given in millimeters) of males has an approximately normal distribution…
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- Given a normal distribution with u = 30 and o = 6, find the normal curve area to the right of x 17. Express your answer in four decimal places. Type your answer.In a normal distribution, the mean is equal to 60 and the standard deviation equal to 7. Find the value of X with 40% of the area to the left.Overproduction of uric acid in the body can be an indication of cell breakdown. This may be an advance indication of illness such as gout, leukemia, or lymphoma.† Over a period of months, an adult male patient has taken seven blood tests for uric acid. The mean concentration was x = 5.39 mg/dl. The distribution of uric acid in healthy adult males can be assumed to be normal, with σ = 1.93 mg/dl. Find a 95% confidence interval for the population mean concentration of uric acid in this patient's blood. What is the margin of error? (Round your answers to two decimal places.) lower limit upper limit margin of error What conditions are necessary for your calculations? (Select all that apply.) σ is known σ is unknown n is large uniform distribution of uric acid normal distribution of uric acid Find the sample size necessary for a 95% confidence level with maximal margin of error E = 1.02 for the mean concentration of uric acid in this patient's blood. (Round your answer up to…
- Overproduction of uric acid in the body can be an indication of cell breakdown. This may be an advance indication of illness such as gout, leukemia, or lymphoma.† Over a period of months, an adult male patient has taken thirteen blood tests for uric acid. The mean concentration was x = 5.35 mg/dl. The distribution of uric acid in healthy adult males can be assumed to be normal, with σ = 1.83 mg/dl. (a) Find a 95% confidence interval for the population mean concentration of uric acid in this patient's blood. What is the margin of error? (Round your answers to two decimal places.) lower limit upper limit margin of error (b) What conditions are necessary for your calculations? (Select all that apply.) σ is unknownn is largeσ is knownuniform distribution of uric acidnormal distribution of uric acid (c) Interpret your results in the context of this problem. There is not enough information to make an interpretation.There is a 95% chance that the confidence…Overproduction of uric acid in the body can be an indication of cell breakdown. This may be an advance indication of illness such as gout, leukemia, or lymphoma. Over a period of months, an adult male patient has taken 8 blood tests for uric acid. The mean concentration was x = 5.35 mg/dl. The distribution of uric acid in healthy adult males can be assumed to be normal, with σ = 1.85mg/dl.(a) Find a 95% confidence interval for the population mean concentration of uric acid in this patient's blood. What is the margin of error? (b) What conditions are necessary for your calculations? (c) interpret your results in the context of this problem. (d)Sample size find the sample size necessary for a 95% confidence level maximal margin of error E=1.10 for the mean concentration of uric acid in this patient's blood.In a test of H0: μ=60 against Ha: μ>60, the sample data yielded the test statistic z=1.84. Find and interpret the p-value for the test.
- The systolic blood pressure (given in millimeters) of males has an approximately normal distribution with mean u = 125 and standard deviation o = 12. (a) Calculate the z-scores for the male systolic blood pressures 110 and 140 millimeters. (Round your answers to two decimal places.) 110 mm z = 140 mm z = (b) If a male friend of yours said he thought his systolic blood pressure was 2.5 standard deviations below the mean, but that he believed his blood pressure was between 110 and 140 millimeters, what would you say to him? (Enter your numerical answer to the nearest whole number.) He is ---Select--- because 2.5 standard deviations below the mean would give him a blood pressure reading of millimeters, which is ---Select--- the range of 110 to 140 millimeters.please helpFind the area of the shaded region. The graph depicts the standard normal distribution of bone density scores with mean 0 and standard deviation 1. z= -1.18 A symmetric bell-shaped curve is plotted over a horizontal scale. A vertical line runs from the scale to the curve at labeled coordinate “z equals negative 1.18,” which is to the left of the curve’s center and peak. The area under the curve to the right of the vertical line is shaded. Question content area bottom Part 1 The area of the shaded region is enter your response here. (Round to four decimal places as needed.)
- For healthy young women average level of calcium in blood is 9.5 mg per deciliter with the typical standard deviation of 0.4 mg/dl. In a rurah hospital in Guatemala for 160 healthy women on early stages of pregnancy blood calcium level was measured; the average was 9.57 mg/dl. Does the average level differ from 9.5? Calculate the p-value, round it up to 4 decimal places.In a normal distribution ,Average mean =225 St deviation = 40 Find percentage between 145 and 305Overproduction of uric acid in the body can be an indication of cell breakdown. This may be an advance indication of illness such as gout, leukemia, or lymphoma.+ Over a period months, an adult male patient has taken five blood tests for uric acid. The mean concentration was x = 5.34 mg/dl. The distribution of uric acid in healthy adult males can be assumed to be normal, with σ = 1.83 mg/dl. (a) Find a 95% confidence interval for the population mean concentration of uric acid in this patient's blood. What is the margin of error? (Round your answers to two decimal places.) lower limit upper limit margin of error (b) What conditions are necessary for your calculations? (Select all that apply.) Oo is unknown O uniform distribution of uric acid F σ is known O normal distribution of uric acid On is large (c) Interpret your results in the context of this problem. O The probability that this interval contains the true average uric acid level for this patient is 0.05. O The probability that…
