Question

A grocery stores receipts show that Sunday customers purchases have a skewed distribution with a mean...

A grocery stores receipts show that Sunday customers purchases have a skewed distribution with a mean of $27 and a standard deviation of $17 suppose the store had 311 customers this Sunday.
a.) estimate the probability that the stores revenues were at least 8900
b.) if on a typical Sunday the store serves 311 customers how much does the store take in on the worst 1% of such days
0 0
Add a comment Improve this question Transcribed image text
Answer #1

thank you

Add a comment
Know the answer?
Add Answer to:
A grocery stores receipts show that Sunday customers purchases have a skewed distribution with a mean...
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Not the answer you're looking for? Ask your own homework help question. Our experts will answer your question WITHIN MINUTES for Free.
Similar Homework Help Questions
  • A grocery​ store's receipts show that Sunday customer purchases have a skewed distribution with a mean...

    A grocery​ store's receipts show that Sunday customer purchases have a skewed distribution with a mean of ​$26 and a standard deviation of ​$15. Suppose the store had 315 customers this Sunday. ​a) Estimate the probability that the​ store's revenues were at least ​$8,300 ​b) If, on a typical​ Sunday, the store serves 315 ​customers, how much does the store take in on the worst 10​% of such​ days?

  • A grocery​ store's receipts show that Sunday customer purchases have a skewed distribution with a mean...

    A grocery​ store's receipts show that Sunday customer purchases have a skewed distribution with a mean of ​$28 and a standard deviation of ​$20. Suppose the store had 291 customers this Sunday. ​a) Estimate the probability that the​ store's revenues were at least ​$8 comma 800. ​b) If, on a typical​ Sunday, the store serves 291 ​customers, how much does the store take in on the worst 10​% of such​ days?

  • A grocery​ store's receipts show that Sunday customer purchases have a skewed distribution with a mean...

    A grocery​ store's receipts show that Sunday customer purchases have a skewed distribution with a mean of ​$26 and a standard deviation of ​$14. Suppose the store had 312 customers this Sunday. ​ a) Estimate the probability that the​ store's revenues were at least ​$8 comma 400. ​b) If, on a typical​ Sunday, the store serves 312 ​customers, how much does the store take in on the worst 1​% of such​ days?

  • ​a) The probability is (Round to four decimal places as​ needed.) B) the store takes in...

    ​a) The probability is (Round to four decimal places as​ needed.) B) the store takes in at most $. ? (Round to two decimal places as​ needed.) A grocery store's receipts show that Sunday customer purchases have a skewed distribution with a mean of $33 and a standard deviation of $19. Suppose the store had 312 customers this Sunday. a) Estimate the probability that the store's revenues were at least $10,800 b) If, on a typical Sunday, the store serves...

  • A food company sells salmon to various customers. The mean weig discount outlet stores in pallets...

    A food company sells salmon to various customers. The mean weig discount outlet stores in pallets of 64 salmon. To forecast costs, t ht of the salmon is 31 lb with a standard deviation of 2 lbs. The company ships them to restaurants in boxes of 9 salmon, to grocery stores in cart ons of 36 salmon, and to iles ostmers. the shipping department needs to est mate the standard deviation of the mean weight of the salmon in each...

  • The mean amount purchased by a typical customer at Churchill's Grocery Store is $23.50, with a...

    The mean amount purchased by a typical customer at Churchill's Grocery Store is $23.50, with a standard deviation of $500. Assume the distribution of amounts purchased follows the normal distribution. For a sample of 50 customers, answer the following questions (a) What is the likelihood the sample mean is at least $25.00 decimal places and final answer to 4 decimal places.) Round z value to 2 Probability What is the likelihood the sample mean is greater than $2250 but less...

  • The mean amount purchased by a typical customer at Churchill's Grocery Store is $23.50, with a...

    The mean amount purchased by a typical customer at Churchill's Grocery Store is $23.50, with a standard deviation of $5.00. Assume the distribution of amounts purchased follows the normal distribution. For a sample of 50 customers, answer the following questions. (a)What is the likelihood the sample mean is at least $25.00? (Round z value to 2 decimal places and final answer to 4 decimal places.) Probability (b)What is the likelihood the sample mean is greater than $22.50 but less an...

  • A grocery stores studies how long it takes customers to get through the speed check lane....

    A grocery stores studies how long it takes customers to get through the speed check lane. They assume that if it takes more than 10 minutes, the customer will be upset. Find the probability that a randomly selected customer takes more than 10 minutes if the average is 7.45 minutes with a standard deviation of 1.04 minutes. 0.007 0.071 0.993 0.501 The toasters produced by a company have a normally distributed life span with a mean of 5.8 years and...

  • The growth rate in the grocery industry is 2.96% and American stores have the following shares:...

    The growth rate in the grocery industry is 2.96% and American stores have the following shares: Vons/Safeway < 8% Target 3% Costco 8% Ralph’s/Kroger 15% Walmart 40% whole food <2% And walmart has been in the grocery industry only 20 years. Walmart most likely entered the grocery industry in the early 1990s. To top new market development To penetrate the market of customers they already have an increase sales To benefit from new market development and expand both globally and...

  • Customers make purchases at a convenience store, on average, every nine minutes. It is fair to...

    Customers make purchases at a convenience store, on average, every nine minutes. It is fair to assume that the time between customer purchases is exponentially distributed. Jack operates the cash register at this store. a-1. What is the rate parameter λ? (Round your answer to 4 decimal places.) a-2. What is the standard deviation of this distribution? (Round your answer to 1 decimal place.) b. Jack wants to take a seven-minute break. He believes that if he goes right after...

ADVERTISEMENT
Free Homework Help App
Download From Google Play
Scan Your Homework
to Get Instant Free Answers
Need Online Homework Help?
Ask a Question
Get Answers For Free
Most questions answered within 3 hours.
ADVERTISEMENT
ADVERTISEMENT