jrbranch1 jrbranch1
  • 09-07-2020
  • Mathematics
contestada

The confidence interval on estimating the heights of students is given as (5.4, 6.8). Find the sample mean of the confidence interval.

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princessesther2011
princessesther2011 princessesther2011
  • 09-07-2020

Answer:

The sample mean is 6.1

Step-by-step explanation:

Margin of Error (E) = (upper limit - lower limit)/2 = (6.8 - 5.4)/2 = 1.4/2 = 0.7

Sample mean = lower limit + E = 5.4 + 0.7 = 6.1

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