A town's January high temperatures average 30F with a standard deviation of 10", while in July the mean high temperature is 77" and the standard deviation is 9". In which month is it more unusual to have a day with a high temperature of 577 Explain Select the correct choice below and fill in the answer boxes within your choice. (Round to three decimal places as needed.) OA. It is more unusual to have a day with a high temperature of 57" in January. A high temperature of 57" in January is standard deviations above the mean and a high temperature of 57" in July is only standard deviations below the mean. OB. It is more unusual to have a day with a high temperature of 57" in July. A high temperature of 57" in July is standard deviations below the mean and a high temperature of 57* in January is only standard deviations above the mean.