The gestation time of cats is approximately 68 days with a standard deviation of 3.9 days and is approximately normally distributed. a sample of 35 kittens was selected. assume that these are kittens that can be considered a random sample. what is a 90% confidence interval for the mean gestation time of kittens?

On the first of each month, shelly runs a 5k race. she keeps track of her times to track her progress. her time in minutes is recorded in the table: jan 40.55 july 35.38 feb 41.51 aug 37.48 mar 42.01 sept 40.87 apr 38.76 oct 48.32 may 36.32 nov 41.59 june 34.28 dec 42.71 determine the difference between the mean of the data, including the outlier and excluding the outlier. round to the hundredths place. 39.98 39.22 0.76 1.21

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Abus travels 36 miles in 45 minutes. enter the number of miles the bus travels in 60 minutes at this rate.