Question

Suppose that the weight of the cereal in boxes of Loopy Froots breakfast cereal is normally...

Suppose that the weight of the cereal in boxes of Loopy Froots breakfast cereal is normally distributed. A consumer advocate group randomly sampled 8 boxes of Loopy Froots and weighed the contents (in grams): 535, 540, 565, 575, 535, 558, 564, and 550. PLEASE USE STATS ONLY, NO CALCULUS

a. Find the sample mean

b. Find the sample standard deviation

c. For 95%-CL, find the margin of error E.

d. Construct the 95%-CI for the mean average of the weight of the cereal in boxes of Loopy Froots.

Math   Statistics-And-Probability   
0 0
Add a commentTranscribed image text
Next >

Homework Answers

Answer #1

Please rate me high.

0 0
Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Log In

Sign Up

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
the weights of boxes of a certain breakfast cereal are approximately normally distributed with a mean...
the weights of boxes of a certain breakfast cereal are approximately normally distributed with a mean weight of 21 oz and a standard deviation of 0.06 oz. the lightest 5% of boxes do not meet minimum weight requirments and must be repackaged. to the nearest hundreth of an ounce, what is the minimum wegiht requirment for a cereal box?
A cereal producer makes cereal boxes with a stated weight of 759 grams. From a large...
A cereal producer makes cereal boxes with a stated weight of 759 grams. From a large lot of these boxes, a random sample of 7 boxes yielded an average of 795.3 grams and standard deviation of 17.8 grams. Construct a 99% confidence interval for µ, the mean weight of boxes in this lots. Based on your confidence interval, what business suggestion will you make to the producer?
A cereal producer makes cereal boxes with a stated weight of 759 grams. From a large...
A cereal producer makes cereal boxes with a stated weight of 759 grams. From a large lot of these boxes, a random sample of 7 boxes yielded an average of 795.3 grams and standard deviation of 17.8 grams. Construct a 99% confidence interval for µ, the mean weight of boxes in this lots. Based on your confidence interval, what business suggestion will you make to the producer?
Suppose that the weight of open boxes of cereal in a home with children is uniformly...
Suppose that the weight of open boxes of cereal in a home with children is uniformly distributed from one to three pounds with a mean of two pounds and standard deviation of 0.5774. We randomly survey 64 homes with children. Part (a) In words, define the random variable X. the number of open boxes of cereal in the home the weight, in pounds, of open boxes of cereal the weight, in pounds, of the children in the home the number...
Suppose that the weight of open boxes of cereal in a home with children is uniformly...
Suppose that the weight of open boxes of cereal in a home with children is uniformly distributed from one to five pounds with a mean of three pounds and standard deviation of 1.1547. We randomly survey 64 homes with children. 1. Find the probability that the total weight of open boxes is less than 193 pounds. (Round your answer to four decimal places.) 2. Find the 65th percentile for the total weight of open boxes of cereal. (Round your answer...
Suppose that the weight of open boxes of cereal in a home with children is uniformly...
Suppose that the weight of open boxes of cereal in a home with children is uniformly distributed from one to three pounds with a mean of two pounds and standard deviation of 0.5774. We randomly survey 64 homes with children. Part (a) In words, define the random variable X. the weight, in pounds, of the children in the homethe weight, in pounds, of open boxes of cereal    the number of open boxes of cereal in the homethe number of children in...
A consumer advocacy group claims that the mean weight of a certain brand of cereal boxes...
A consumer advocacy group claims that the mean weight of a certain brand of cereal boxes is less than 14 ounces. The weights (in ounces) of the cereal in a random sample of 8 cereal boxes are listed below. Test the claim at the 0.01 significance level. 14.5 13.5 14.1 13.6 14.0 14.4. 13.1 14.1 a) State the null and alternative hypotheses. b) Find the value of the test statistic. You may use a graphing calculator. Round to three decimal...
Siders Breakfast Foods Inc., produces a popular brand of raisin bran cereal. The package indicates it...
Siders Breakfast Foods Inc., produces a popular brand of raisin bran cereal. The package indicates it contains 24 oz of cereal. To ensure that the firm makes good in its marketing promo claim regarding box weight content, the Siders inspection department makes hourly check on the production process. As part of the hourly check, four boxes are selected and their contents weighed. The results for 25 samples are reported below. Sample Number Weight-1 Weight-2 Weight-3 Weight-4 1 25.1 24.4 25.6...
In the automated packaging process, equipment is set to fill boxes with a mean weight of...
In the automated packaging process, equipment is set to fill boxes with a mean weight of 574 grams. This is the standard for the population. Population standard deviation is not known. 1. Calculate a 95% confidence interval for the mean weight of the cereal boxes, using the sample data given in the Excel spreadsheet labeled Cereal Weights. 2. Based on the confidence interval for the mean weight of cereal boxes, does this sample of 400 boxes provide evidence that the...
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT