Question: Small samples are those that have.... Or fewer cases Explain the trade-off between confidence and precision. The sheriffs office sampled in LEMAS (N=827) reported that

  1. Small samples are those that have.... Or fewer cases
  2. Explain the trade-off between confidence and precision.
  3. The sheriffs office sampled in LEMAS (N=827) reported that their agencies require new recruits to complete a mean of 599 hours of academy training (s=226). Construct a 99% confidence interval around this mean and interpret the interval in words.
  4. In the PPCS, respondents who say that they have been stopped by police while driving vehicles are asked to report the reason why they were stopped and the total length of time that the stop took. Among female drivers stopped for illegal use of cellphones while driving (n=42), stops lasted a mean of 9.00 minutes (s=5.48). Construct a 95% confidence interval around this sample mean interpret the interval in words.
  5. In the LEMAS survey, 45 % of sampled sheriffs offices (N=823) reported that their agencies formal mission statements do not include a community policing component. Construct a 95% confidence interval around this sample value and interpret the interval in words.

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