Statistics homework help

CHAPTER 9: ESTIMATION AND CONFIDENCE INTERVALS

Video #48: Confidence interval with Descriptive Statistics (Length: 2:46)

Video #49: Simulation of confidence intervals sigma known (Length: 4:01)

Video #50: Computing a confidence interval with confidence-t (Length: 2:04)

CHAPTER 10: ONE-SAMPLE TESTS OF HYPOTHESIS

Video #51: Conducting a one sample z test of the mean (Length: 4:27)

Video #52: Conducting a one sample t test of the mean (Length: 3:18)

Video #53: Computing beta and power (Length: 3:24)

Statistics homework help

CHAPTER 9: ESTIMATION AND CONFIDENCE INTERVALS

Video #48: Confidence interval with Descriptive Statistics (Length: 2:46)

Video #49: Simulation of confidence intervals sigma known (Length: 4:01)

Video #50: Computing a confidence interval with confidence-t (Length: 2:04)

CHAPTER 10: ONE-SAMPLE TESTS OF HYPOTHESIS

Video #51: Conducting a one sample z test of the mean (Length: 4:27)

Video #52: Conducting a one sample t test of the mean (Length: 3:18)

Video #53: Computing beta and power (Length: 3:24)

Statistics homework help

CHAPTER 9: ESTIMATION AND CONFIDENCE INTERVALS

Video #48: Confidence interval with Descriptive Statistics (Length: 2:46)

Video #49: Simulation of confidence intervals sigma known (Length: 4:01)

Video #50: Computing a confidence interval with confidence-t (Length: 2:04)

CHAPTER 10: ONE-SAMPLE TESTS OF HYPOTHESIS

Video #51: Conducting a one sample z test of the mean (Length: 4:27)

Video #52: Conducting a one sample t test of the mean (Length: 3:18)

Video #53: Computing beta and power (Length: 3:24)

Mathematics

Describe how to graph a line using the slope an y-intercept. Provide an original example with your description. Respond to at least 2 of your classmates.150 words 

Mathematics

Respond to the following in a minimum of 175 words:
The most frequently used measures of central tendency for quantitative data are the mean and the median. The following table shows civil service examination scores from 24 applicants to law enforcement jobs:
83        74        85        79
82        67        78        70
18        93        64        27
93        98        82        78
68        82        83        99
96        62        93        58

  1. Using Excel, find the mean, standard deviation, and 5-number summary of this sample.
  2. Construct and paste a box plot depicting the 5-number summary.
  3. Does the dataset have outliers? If so, which one(s)?
  4. Would you prefer to use the mean or the median of this dataset’s measure of central tendency? Why?

Mathematics

Respond to the following in a minimum of 175 words:
The most frequently used measures of central tendency for quantitative data are the mean and the median. The following table shows civil service examination scores from 24 applicants to law enforcement jobs:
83        74        85        79
82        67        78        70
18        93        64        27
93        98        82        78
68        82        83        99
96        62        93        58

  1. Using Excel, find the mean, standard deviation, and 5-number summary of this sample.
  2. Construct and paste a box plot depicting the 5-number summary.
  3. Does the dataset have outliers? If so, which one(s)?
  4. Would you prefer to use the mean or the median of this dataset’s measure of central tendency? Why?

Mathematics

Respond to the following in a minimum of 175 words:
The most frequently used measures of central tendency for quantitative data are the mean and the median. The following table shows civil service examination scores from 24 applicants to law enforcement jobs:
83        74        85        79
82        67        78        70
18        93        64        27
93        98        82        78
68        82        83        99
96        62        93        58

  1. Using Excel, find the mean, standard deviation, and 5-number summary of this sample.
  2. Construct and paste a box plot depicting the 5-number summary.
  3. Does the dataset have outliers? If so, which one(s)?
  4. Would you prefer to use the mean or the median of this dataset’s measure of central tendency? Why?