Homework Answers
Answer (11):
If a value represents the 95th percentile, this means that, 95% of all values are below this value.
Option (A) is correct
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QUESTION 11 a value represents the 95th percentile, this means that: 0 95% of all values...
A common design requirement is that an environment must fit the range of people who fall between the 5th percentile for women and the 95th percentile for men
A common design requirement is that an environment must fit the range of people who fall between the 5th percentile for women and the 95th percentile for men, In designing an assembly work table, the sitting knee height must be considered, which is the distance rom the bottom of the feet to the top of the knee. Males have sitting knee heights hat are normally distributed with a mean of 21.1 ın and a standard deviation of 1.2 in. Females...
The following frequency table summarizes 50 data values. What is the 50th percentile of the data?...
The following frequency table summarizes 50 data values. What is the 50th percentile of the data? Frequency 5 Value 3 3 5 7 8 9 10 2 12 13 14 15 16 3 Select the correct answer below: 15 16 Select the correct answer below: 7 2 Previous Page Next Page Page Question 15 (1 point) If A and B are independent events, PIA)-0.13, and P(B)-0.85, what is P(AIB)? Select the correct answer below 0.11 0.00 o.85 ·0.98 0.72 0.13
Explain the meaning of the accompanying percentiles. (a) The 10th percentile of the head circumference of...
Explain the meaning of the accompanying percentiles. (a) The 10th percentile of the head circumference of males 3 to 5 months of age in a certain city is 41.0 cm. (b) The 95th percentile of the waist circumference of females 2 years of age in a certain city is 49.8 cm. (c) Anthropometry involves the measurement of the human body. One goal of these measurements is to assess how body measurements may be changing over time. The following table represents...
The following data set represents a population of values: 3 15 9 11 7 15 3 The...
The following data set represents a population of values: 3 15 9 11 7 15 3 The total deviation from the population mean for the data values is. QQQQ Given that a sample is approximately bell-shaped with a mean of 76 and a standard deviation of 2, the approximate percentage of data values that is expected to fall between 70 and 82 is 75 percent 99.7 percent 68 percent 95 percent QQQ The numbers of minutes spent by 20 students waiting...
this Question: 2 pts 3 of 11 (0 complete) This Quiz: 17 pts possible Question Help...
this Question: 2 pts 3 of 11 (0 complete) This Quiz: 17 pts possible Question Help Assume that a randomly selected subject is given a bone density test. Bone density test scores are normally distributed with a mean of O and a standard deviation of 1. Draw a graph and find Po, the 6th percentile. This is the bone density score separating the bottom 6% from the top 94% "Which graph represents Po? Choose the correct graph below. SA ов....
12 0 89 10 11 12 13 14 15 16 QUESTION 2 Increasing the sample size...
12 0 89 10 11 12 13 14 15 16 QUESTION 2 Increasing the sample size a. Increases the power of the statistical test Ob. increases the degrees of freedom OC. changes the critical t value to determine significance O d. all of the above QUESTION 3 It is impossible to find a large effect size if your t-test results are not significant. True False QUESTION 4 P = .032 means there is a 3.2% chance the mean differences are...
Question 11 4 points The following table represents the probability distribution of the number of vacations...
Question 11 4 points The following table represents the probability distribution of the number of vacations x taken last year for a randomly chosen family. Compute the standard deviation [4 Marks] 0 1 2 3 4 5 P(x) 0.1 02 0.1 03 02 0.1 1.50 O no answer 2.6 2.24 Question 11 of 22 -> Moving to another question will save this response Close Window 8 $ % 0 0 V 7 8 5 6 3 T U
please show all work for problems 1. What % of the curve is below Z of...
please show all work for problems
1. What % of the curve is below Z of -1.5 2. what % of the curve is below 2 of 2.85 3. What of the curve is above 2 of .07 4. What ? of the curve is above 2 of -.17 5. What f of the curve is between Z of 2.85 and .07 6. Percentile Rank of 35 is z of 7. Percentile Rank of 76 is z of 8. On...
the order is correct Score: 0 of 1 pt 6 of 10 (5 complete) 15.1.3-T Use...
the
order is correct
Score: 0 of 1 pt 6 of 10 (5 complete) 15.1.3-T Use the accompanying set of dependent and independent variables to complete parts a through d below. Click the icon to view the data set. a) Construct a 95% confidence interval for the dependent variable when xy = 9 and xy = 11. The 95% confidence interval is from a lower limit of 15.08 to an upper limit of 20.81 (Round to two decimal places as...
Tries for critical value: 5.3177, 1.86, 4.8205 A straight line is fitted to some data using...
Tries for critical value: 5.3177, 1.86, 4.8205
A straight line is fitted to some data using least squares. Summary statistics are below. n=10, 7=5,5=12, SSxx=142, SSxy=128, SSyy=155 The least squares intercept and slope are 7.50 and 0.90, respectively, and the ANOVA table is below. Source DF SSMS Regression 1 115.38 115.38 Residual 8 39.62 4.95 Total 9 155 What is the estimated mean value for y when x=10? 16.5000 (2 pt(s)] You are correct. Your receipt no. is 155-2037 Previous...
The following frequency table summarizes 50 data values. What is the 50th percentile of the data? Frequency 5 Value 3 3 5 7 8 9 10 2 12 13 14 15 16 3 Select the correct answer below: 15 16 Select the correct answer below: 7 2 Previous Page Next Page Page Question 15 (1 point) If A and B are independent events, PIA)-0.13, and P(B)-0.85, what is P(AIB)? Select the correct answer below 0.11 0.00 o.85 ·0.98 0.72 0.13
Explain the meaning of the accompanying percentiles. (a) The 10th percentile of the head circumference of males 3 to 5 months of age in a certain city is 41.0 cm. (b) The 95th percentile of the waist circumference of females 2 years of age in a certain city is 49.8 cm. (c) Anthropometry involves the measurement of the human body. One goal of these measurements is to assess how body measurements may be changing over time. The following table represents...
this Question: 2 pts 3 of 11 (0 complete) This Quiz: 17 pts possible Question Help Assume that a randomly selected subject is given a bone density test. Bone density test scores are normally distributed with a mean of O and a standard deviation of 1. Draw a graph and find Po, the 6th percentile. This is the bone density score separating the bottom 6% from the top 94% "Which graph represents Po? Choose the correct graph below. SA ов....
12 0 89 10 11 12 13 14 15 16 QUESTION 2 Increasing the sample size a. Increases the power of the statistical test Ob. increases the degrees of freedom OC. changes the critical t value to determine significance O d. all of the above QUESTION 3 It is impossible to find a large effect size if your t-test results are not significant. True False QUESTION 4 P = .032 means there is a 3.2% chance the mean differences are...
Question 11 4 points The following table represents the probability distribution of the number of vacations x taken last year for a randomly chosen family. Compute the standard deviation [4 Marks] 0 1 2 3 4 5 P(x) 0.1 02 0.1 03 02 0.1 1.50 O no answer 2.6 2.24 Question 11 of 22 -> Moving to another question will save this response Close Window 8 $ % 0 0 V 7 8 5 6 3 T U
please show all work for problems
1. What % of the curve is below Z of -1.5 2. what % of the curve is below 2 of 2.85 3. What of the curve is above 2 of .07 4. What ? of the curve is above 2 of -.17 5. What f of the curve is between Z of 2.85 and .07 6. Percentile Rank of 35 is z of 7. Percentile Rank of 76 is z of 8. On...
the
order is correct
Score: 0 of 1 pt 6 of 10 (5 complete) 15.1.3-T Use the accompanying set of dependent and independent variables to complete parts a through d below. Click the icon to view the data set. a) Construct a 95% confidence interval for the dependent variable when xy = 9 and xy = 11. The 95% confidence interval is from a lower limit of 15.08 to an upper limit of 20.81 (Round to two decimal places as...
Tries for critical value: 5.3177, 1.86, 4.8205
A straight line is fitted to some data using least squares. Summary statistics are below. n=10, 7=5,5=12, SSxx=142, SSxy=128, SSyy=155 The least squares intercept and slope are 7.50 and 0.90, respectively, and the ANOVA table is below. Source DF SSMS Regression 1 115.38 115.38 Residual 8 39.62 4.95 Total 9 155 What is the estimated mean value for y when x=10? 16.5000 (2 pt(s)] You are correct. Your receipt no. is 155-2037 Previous...
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