# Question: The fat content of a pouch of Keebler Right Bites

The fat content of a pouch of Keebler Right Bites © Fudge Shoppe © Mini-Fudge Stripes is normally distributed with a mean of 3.50 grams. Assume a known standard deviation of - 0.25 gram.

(a) What is the standard error of X-bar, the mean weight from a random sample of 10 pouches of cookies?

(b) Within what interval would you expect the sample mean to fall, with 95 percent probability?

(a) What is the standard error of X-bar, the mean weight from a random sample of 10 pouches of cookies?

(b) Within what interval would you expect the sample mean to fall, with 95 percent probability?

## Answer to relevant Questions

Dave the jogger runs the same route every day (about 2.2 miles). On 18 consecutive days, he recorded the number of steps using a pedometer. The results were (a) Construct a 95 percent confidence interval for the true mean ...A sample of 40 CDs from a student's collection showed a mean length of 52.74 minutes with a standard deviation of 13.21 minutes. (a) Construct a 95 percent confidence interval for the mean. (b) Why might the normality ...A certain brand of dry noodles contains a mixture of beet, spinach, carrot, and plain. A random sample of 200 dry noodles contained 47 beet noodles. (a) Construct a 95 percent confidence interval for the true proportion of ...Find a confidence interval for assuming that each sample is from a normal population. a. x-bar = 14, σ = 4, n = 5, 90 percent confidence b. x-bar = 37, σ = 5, n = 15, 99 percent confidence c. x-bar = 121, σ = 15, n = 25, ...After 7 months, none of 238 angioplasty patients who received a drug-coated stent to keep their arteries open had experienced restenosis (re-blocking of the arteries). (a) Use MINITAB to construct a 95 percent binomial ...Post your question