The grade point average collected from a random sample of 150 students producing a mean of 2.86. Assume that the population standard deviation is 0.78. Construct the confidence interval for the population mean, p, if c 0.98. O A. (2.43,3.79) O B. (2.71,3.01) O C. (2.31,3.88) O D. (2.51,3.53)

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