A random samle of an adults with the under the age of 18 years with anomaly se time of 5.0 hours, with a widerdition of 2.26 hours A random sample of 40 with children under the age of trout in a mandaly leuem 4.1 or with and deviation of 17 hours Controla os confidence to the man dirence in ime between with children and adults were (4) Lettre en one hours of its we rochii under the age and lite mins hors of cuts whichidienna w apt of The 90% confidence interval for (a) the range from one hours on to two decimal places as needed What is the reputation of this conterval OA. There is a 90% probability that the force of the means in the interval Conclude there is a signant difference in the number of where tous OB. There is 90% confidence to the difference of the means in the interval Concude that there is a significant cos the number of our hour OC. There is 90% confidence that the difference of the means in the interval Conclude that there is insufficient evidence of a significant difference in member of hours OD. The 90% probably at the fence of the means is in the marve. Conclude Put there is intended a significant difference in the number of sure toon
